Collection: Inserts - Expansion

Inserts -> Expansion

There are 140 products in the sub-categories of Inserts - Expansion. Scroll down or follow the link to Inserts - Expansion in the products table to see all these items combined into a handy table with filters. To narrow down the selection, please choose a sub-category from the links below.

Category Details

This category includes various types of expansion inserts.
  • Used to create a reusable threaded hole in a material by expanding once it is in place.
  • Installed by being pressed into a pre-drilled hole, and a subsequent tightening of a screw or bolt causes it to expand and grip the material's interior, providing a strong, stable connection.
  • Common types are for wood, plastic, and masonry, with different designs tailored to the material's properties.
Inserts - Expansion

Miniature Bearings Australia - MBA Minibearings

Additional resources:


A more concise listing may be found in the Inserts - Expansion category on the Small Parts & Bearings online store.
Internal Thread Rec. Hole Diameter Length (L) Recommended Hole Diameter (A) Knurled OD (B) Indicative
Image
Expansion Inserts - 0-80 UNF - 1.52mm - 2.36x3.18 mm Press In - Brass Insert
Internal Thread
0-80 UNF (1.52mm)

Rec. Hole Diameter
2.36
mm
+ 0.000 / - 0.254
(Equiv. 0.093 in.)
Length (L)
3.18
mm
+/- 0.25
(Equiv. 0.125 in.)
Knurled OD (B)
2.39
mm
+/- 0.102
Expansion Inserts - 0-80 UNF - 1.52mm - 2.36x3.18 mm Press In - Brass Insert
Material: Brass    Flange OD (A): 2.64   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-015F-032-B (PK-5)
24 units (120 pcs) Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 24 available can be backordered.
Internal Thread Rec. Hole Diameter Length (L) Recommended Hole Diameter (A) Indicative
Image
Expansion Inserts - 0-80 UNF - 1.52mm - 2.36x3.18 mm Press In - Brass Insert
Internal Thread
0-80 UNF (1.52mm)

Rec. Hole Diameter
2.36
mm
+ 0.000 / - 0.254
(Equiv. 0.093 in.)
Length (L)
3.18
mm
+/- 0.25
(Equiv. 0.125 in.)
Expansion Inserts - 0-80 UNF - 1.52mm - 2.36x3.18 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 2.39 mm +/- 0.102    Flange OD (A): 2.64   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-015F-032-B (PK-5)
24 units (120 pcs) Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $7.86 AUD
Regular price Sale price $7.86 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

24 units (120 pcs) Available Now. Backorder if more than 24.
Expansion Inserts - M1.6 - 1.6x0.35mm - 3x4 mm Press In - Brass Insert
Internal Thread
M1.6 (1.6x0.35mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M1.6 - 1.6x0.35mm - 3x4 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-016M-040-B (PK-5)
14 units (70 pcs) Available Now | Further orders can be expected around Sun, Feb 01, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 14 available can be backordered.
Expansion Inserts - M1.6 - 1.6x0.35mm - 3x4 mm Press In - Brass Insert
Internal Thread
M1.6 (1.6x0.35mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Expansion Inserts - M1.6 - 1.6x0.35mm - 3x4 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-016M-040-B (PK-5)
14 units (70 pcs) Available Now | Further orders can be expected around Sun, Feb 01, 2026
Regular price $5.95 AUD
Regular price Sale price $5.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

14 units (70 pcs) Available Now. Backorder if more than 14.
Expansion Inserts - M1.7 - 1.7x0.35mm - 3x4 mm Press In - Brass Insert
Internal Thread
M1.7 (1.7x0.35mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M1.7 - 1.7x0.35mm - 3x4 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-017M-L-040-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M1.7 - 1.7x0.35mm - 3x4 mm Press In - Brass Insert
Internal Thread
M1.7 (1.7x0.35mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Expansion Inserts - M1.7 - 1.7x0.35mm - 3x4 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-017M-L-040-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M1.7 - 1.7x0.35mm - 3.5x4 mm Press In - Brass Insert
Internal Thread
M1.7 (1.7x0.35mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Knurled OD (B)
3.80
mm
Expansion Inserts - M1.7 - 1.7x0.35mm - 3.5x4 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-017M-H-040-B (PK-6000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $3,162.14 AUD
Regular price $3,794.56 AUD Sale price $3,162.14 AUD
Priced, Stocked and Sold Per 6000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M1.7 - 1.7x0.35mm - 3.5x4 mm Press In - Brass Insert
Internal Thread
M1.7 (1.7x0.35mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Expansion Inserts - M1.7 - 1.7x0.35mm - 3.5x4 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.80 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-017M-H-040-B (PK-6000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $3,162.14 AUD
Regular price $3,794.56 AUD Sale price $3,162.14 AUD
Priced, Stocked and Sold Per 6000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x2 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
2.00
mm

(Equiv. 0.079 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x2 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-03-020-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x2 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
2.00
mm

(Equiv. 0.079 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x2 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-03-020-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x2.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
2.50
mm

(Equiv. 0.098 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x2.5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-025-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x2.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
2.50
mm

(Equiv. 0.098 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x2.5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-025-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x3 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x3 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3.3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.30
mm

(Equiv. 0.13 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x3.3 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-033-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3.3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.30
mm

(Equiv. 0.13 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x3.3 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-033-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.50
mm

(Equiv. 0.138 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x3.5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-035-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x3.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
3.50
mm

(Equiv. 0.138 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x3.5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-035-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x4 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x4 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-040-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x4 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x4 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-040-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x4.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.50
mm

(Equiv. 0.177 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x4.5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-045-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x4.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
4.50
mm

(Equiv. 0.177 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x4.5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-045-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4.95 AUD
Regular price $5.95 AUD Sale price $4.95 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x5.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
5.50
mm

(Equiv. 0.217 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x5.5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-055-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x5.5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
5.50
mm

(Equiv. 0.217 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x5.5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-055-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x6 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
6.00
mm

(Equiv. 0.236 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x6 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-060-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x6 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
6.00
mm

(Equiv. 0.236 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x6 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-L-060-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x8 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
8.00
mm

(Equiv. 0.315 in.)
Knurled OD (B)
3.30
mm
Expansion Inserts - M2 - 2x0.4mm - 3x8 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-080-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3x8 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.00
mm

(Equiv. 0.118 in.)
Length (L)
8.00
mm

(Equiv. 0.315 in.)
Expansion Inserts - M2 - 2x0.4mm - 3x8 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-080-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x2.5 mm Press In - Brass Insert
Internal Thread
M2.6 (2.6x0.45mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
2.50
mm

(Equiv. 0.098 in.)
Knurled OD (B)
3.80
mm
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x2.5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-026M-L-025-B (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $1.95 AUD
Regular price $2.35 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x2.5 mm Press In - Brass Insert
Internal Thread
M2.6 (2.6x0.45mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
2.50
mm

(Equiv. 0.098 in.)
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x2.5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.80 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-026M-L-025-B (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $1.95 AUD
Regular price $2.35 AUD Sale price $1.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3.5x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Knurled OD (B)
3.80
mm
Expansion Inserts - M2 - 2x0.4mm - 3.5x3 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-025-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3.5x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Expansion Inserts - M2 - 2x0.4mm - 3.5x3 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.80 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-025-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x3 mm Press In - Brass Insert
Internal Thread
M2.6 (2.6x0.45mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Knurled OD (B)
3.80
mm
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x3 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-026M-L-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x3 mm Press In - Brass Insert
Internal Thread
M2.6 (2.6x0.45mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Expansion Inserts - M2.6 - 2.6x0.45mm - 3.5x3 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.80 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-026M-L-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.14 AUD
Regular price $6.16 AUD Sale price $5.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3.5x4 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Knurled OD (B)
3.80
mm
Expansion Inserts - M2 - 2x0.4mm - 3.5x4 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-040-B (PK-7000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4,236.50 AUD
Regular price $5,083.80 AUD Sale price $4,236.50 AUD
Priced, Stocked and Sold Per 7000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 3.5x4 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
3.50
mm

(Equiv. 0.138 in.)
Length (L)
4.00
mm

(Equiv. 0.157 in.)
Expansion Inserts - M2 - 2x0.4mm - 3.5x4 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.80 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-040-B (PK-7000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $4,236.50 AUD
Regular price $5,083.80 AUD Sale price $4,236.50 AUD
Priced, Stocked and Sold Per 7000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Knurled OD (B)
4.30
mm
Expansion Inserts - M2 - 2x0.4mm - 4x3 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x3 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
3.00
mm

(Equiv. 0.118 in.)
Expansion Inserts - M2 - 2x0.4mm - 4x3 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 4.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-030-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
5.00
mm

(Equiv. 0.197 in.)
Knurled OD (B)
4.30
mm
Expansion Inserts - M2 - 2x0.4mm - 4x5 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-050-B (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $2.50 AUD
Regular price $3.00 AUD Sale price $2.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x5 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
5.00
mm

(Equiv. 0.197 in.)
Expansion Inserts - M2 - 2x0.4mm - 4x5 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 4.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-050-B (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $2.50 AUD
Regular price $3.00 AUD Sale price $2.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x6 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
6.00
mm

(Equiv. 0.236 in.)
Knurled OD (B)
4.30
mm
Expansion Inserts - M2 - 2x0.4mm - 4x6 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-060-B (PK-4000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $2,488.95 AUD
Regular price $2,986.75 AUD Sale price $2,488.95 AUD
Priced, Stocked and Sold Per 4000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x6 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
6.00
mm

(Equiv. 0.236 in.)
Expansion Inserts - M2 - 2x0.4mm - 4x6 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 4.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-H-060-B (PK-4000)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $2,488.95 AUD
Regular price $2,986.75 AUD Sale price $2,488.95 AUD
Priced, Stocked and Sold Per 4000 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x7 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
7.00
mm

(Equiv. 0.276 in.)
Knurled OD (B)
4.30
mm
Expansion Inserts - M2 - 2x0.4mm - 4x7 mm Press In - Brass Insert
Material: Brass   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-070-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - M2 - 2x0.4mm - 4x7 mm Press In - Brass Insert
Internal Thread
M2 (2x0.4mm)

Rec. Hole Diameter
4.00
mm

(Equiv. 0.157 in.)
Length (L)
7.00
mm

(Equiv. 0.276 in.)
Expansion Inserts - M2 - 2x0.4mm - 4x7 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 4.30 mm   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-020M-070-B (PK-5)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $5.32 AUD
Regular price $6.38 AUD Sale price $5.32 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Expansion Inserts - 2-56 UNC - 2.18mm - 3.17x3.96 mm Press In - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Internal Thread
2-56 UNC (2.18mm)

Rec. Hole Diameter
3.17
mm
+ 0.000 / - 0.254
(Equiv. 0.125 in.)
Length (L)
3.96
mm
+/- 0.25
(Equiv. 0.156 in.)
Knurled OD (B)
3.18
mm
Expansion Inserts - 2-56 UNC - 2.18mm - 3.17x3.96 mm Press In - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Flange OD (A): 3.43   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-022C-039-S3 (Each)
20 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $4.50 AUD
Regular price $5.40 AUD Sale price $4.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 20 available can be backordered.
Expansion Inserts - 2-56 UNC - 2.18mm - 3.17x3.96 mm Press In - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Internal Thread
2-56 UNC (2.18mm)

Rec. Hole Diameter
3.17
mm
+ 0.000 / - 0.254
(Equiv. 0.125 in.)
Length (L)
3.96
mm
+/- 0.25
(Equiv. 0.156 in.)
Expansion Inserts - 2-56 UNC - 2.18mm - 3.17x3.96 mm Press In - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Insert
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Knurled OD (B): 3.18 mm    Flange OD (A): 3.43   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-022C-039-S3 (Each)
20 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $4.50 AUD
Regular price $5.40 AUD Sale price $4.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

20 Available Now. Backorder if more than 20.
Expansion Inserts - 2-56 UNC - 2.18mm - 3.175x3.96 mm Press In - Brass Insert
Internal Thread
2-56 UNC (2.18mm)

Rec. Hole Diameter
3.175
mm

(Equiv. 0.125 in.)
Length (L)
3.96
mm

(Equiv. 0.156 in.)
Knurled OD (B)
3.429
mm
Expansion Inserts - 2-56 UNC - 2.18mm - 3.175x3.96 mm Press In - Brass Insert
Material: Brass    Flange OD (A): 4.750   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-022C-039-FB (PK-5)
11 units (55 pcs) Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 11 available can be backordered.
Expansion Inserts - 2-56 UNC - 2.18mm - 3.175x3.96 mm Press In - Brass Insert
Internal Thread
2-56 UNC (2.18mm)

Rec. Hole Diameter
3.175
mm

(Equiv. 0.125 in.)
Length (L)
3.96
mm

(Equiv. 0.156 in.)
Expansion Inserts - 2-56 UNC - 2.18mm - 3.175x3.96 mm Press In - Brass Insert
Material: Brass    Knurled OD (B): 3.429 mm    Flange OD (A): 4.750   
Category: Inserts - Expansion - Press In
Part Number: IN-EP-022C-039-FB (PK-5)
11 units (55 pcs) Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $3.14 AUD
Regular price Sale price $3.14 AUD
Priced, Stocked and Sold Per 5 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

11 units (55 pcs) Available Now. Backorder if more than 11.