Collection: Screws - Thumb

Screws -> Thumb
Thread Size (A) Thread Length (B) Overall Length (C+D) Head Diameter (E) Head Height (D) Indicative
Image
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
38.10
mm
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-038-K-CS-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $10.86 AUD
Regular price $13.04 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thread Size (A) Thread Length (B) Overall Length (C+D) Indicative
Image
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
38.10
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-038-K-CS-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $10.86 AUD
Regular price $13.04 AUD Sale price $10.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
38.10
mm
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-038-K-CB-FT (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $7.68 AUD
Regular price $9.22 AUD Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
38.10
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 38.1  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-038-K-CB-FT (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $7.68 AUD
Regular price $9.22 AUD Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 44.45 - - Dog Point - Steel Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
44.45
mm
Head Diameter (E)
645.16
mm
Head Height (D)
7.94
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 44.45  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-044-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $32.23 AUD
Regular price Sale price $32.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 44.45 - - Dog Point - Steel Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
44.45
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 44.45  Dog Point - Steel
Material: Steel    Head Diameter (E): 645.16 mm    Head Height (D): 7.94 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-044-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $32.23 AUD
Regular price Sale price $32.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
66.68
mm
Head Diameter (E)
20.64
mm
Head Height (D)
15.88
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064C-051-F-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
66.68
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 20.64 mm    Head Height (D): 15.88 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064C-051-F-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
66.68
mm
Head Diameter (E)
22.23
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064C-051-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.14 AUD
Regular price Sale price $21.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
66.68
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x66.68 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 22.23 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS064C-051-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.14 AUD
Regular price Sale price $21.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
71.44
mm
Head Diameter (E)
31.75
mm
Head Height (D)
20.64
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Wing
Part Number: THS064C-051-W-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
50.80
mm
Overall Length (C+D)
71.44
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 50.8x71.44 mm Wing - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 31.75 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Wing
Part Number: THS064C-051-W-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $13.59 AUD
Regular price $16.31 AUD Sale price $13.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15 - - Dog Point - Steel Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
57.15
mm
Head Diameter (E)
645.16
mm
Head Height (D)
7.94
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-057-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15 - - Dog Point - Steel Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
57.15
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 57.15  Dog Point - Steel
Material: Steel    Head Diameter (E): 645.16 mm    Head Height (D): 7.94 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS064C-057-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $43.95 AUD
Regular price Sale price $43.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
63.50
mm
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CS-FT (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $19.05 AUD
Regular price Sale price $19.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
63.50
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CS-FT (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $19.05 AUD
Regular price Sale price $19.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
63.50
mm
Head Diameter (E)
17.46
mm
Head Height (D)
5.56
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $10.23 AUD
Regular price $12.27 AUD Sale price $10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
1/4-20 UNC (6.35mm)
Thread Length (B)
63.50
mm
Thumb Screws - 1/4-20 UNC - 6.35mm - 63.5  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 17.46 mm    Head Height (D): 5.56 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS064C-064-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $10.23 AUD
Regular price $12.27 AUD Sale price $10.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
19.05
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-019-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $223.86 AUD
Regular price $268.64 AUD Sale price $223.86 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
19.05
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 19.05  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-019-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $223.86 AUD
Regular price $268.64 AUD Sale price $223.86 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
25.40
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-025-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $253.14 AUD
Regular price $303.76 AUD Sale price $253.14 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
25.40
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 25.4  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-025-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $253.14 AUD
Regular price $303.76 AUD Sale price $253.14 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
31.80
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-032-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $266.05 AUD
Regular price $319.25 AUD Sale price $266.05 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
31.80
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 31.8  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-032-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $266.05 AUD
Regular price $319.25 AUD Sale price $266.05 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
38.10
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-038-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $280.32 AUD
Regular price $336.38 AUD Sale price $280.32 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1 - - Flat Key Head - Steel Screw
Thread Size (A)
5/16-18 BSW (7.94mm)
Thread Length (B)
38.10
mm
Thumb Screws - 5/16-18 BSW - 7.94mm - 38.1  Flat Key Head - Steel
Material: Steel    Finish: Zinc Plated   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079W-038-F-CS (PK-200)
Out of Stock | Backorder Now | Backorder now for delivery around Wed, Aug 05, 2026
Regular price $280.32 AUD
Regular price $336.38 AUD Sale price $280.32 AUD
Priced, Stocked and Sold Per 200 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
12.70
mm
Overall Length (C+D)
30.16
mm
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-013-FL-MI (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $1,187.86 AUD
Regular price Sale price $1,187.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
12.70
mm
Overall Length (C+D)
30.16
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 12.7x30.16 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-013-FL-MI (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $1,187.86 AUD
Regular price Sale price $1,187.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
36.51
mm
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-MI (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $1,116.86 AUD
Regular price Sale price $1,116.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
36.51
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x36.51 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-MI (PK-100)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $1,116.86 AUD
Regular price Sale price $1,116.86 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
38.10
mm
Head Diameter (E)
44.45
mm
Head Height (D)
19.05
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS079C-019-W-CS (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
38.10
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x38.1 mm Wing - Steel
Material: Steel    Head Diameter (E): 44.45 mm    Head Height (D): 19.05 mm   
Category: Screws - Thumb - Wing
Part Number: THS079C-019-W-CS (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $11.05 AUD
Regular price $13.25 AUD Sale price $11.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
39.69
mm
Head Diameter (E)
25.40
mm
Head Height (D)
20.64
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $17.86 AUD
Regular price $21.44 AUD Sale price $17.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
19.05
mm
Overall Length (C+D)
39.69
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 19.05x39.69 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-019-F-CS-WF (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $17.86 AUD
Regular price $21.44 AUD Sale price $17.86 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
26.99
mm
Head Diameter (E)
25.40 / 7.94
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS079C-025-H-CB (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $132.95 AUD
Regular price $159.55 AUD Sale price $132.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
26.99
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x26.99 mm Half Turn - Steel
Material: Steel    Head Diameter (E): 25.40 / 7.94 mm    Finish: Black Oxide   
Category: Screws - Thumb - Half Turn
Part Number: THS079C-025-H-CB (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $132.95 AUD
Regular price $159.55 AUD Sale price $132.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
42.86
mm
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-025-F-MI (Each)
8 Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.68 AUD
Regular price $16.65 AUD Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

8 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
42.86
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x42.86 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-025-F-MI (Each)
8 Available Now | Item Discontinued - Up to 8 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.68 AUD
Regular price $16.65 AUD Sale price $7.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

8 Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
44.45
mm
Head Diameter (E)
44.45
mm
Head Height (D)
19.05
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS079C-025-W-CS (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
25.40
mm
Overall Length (C+D)
44.45
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 25.4x44.45 mm Wing - Steel
Material: Steel    Head Diameter (E): 44.45 mm    Head Height (D): 19.05 mm   
Category: Screws - Thumb - Wing
Part Number: THS079C-025-W-CS (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $13.50 AUD
Regular price $16.20 AUD Sale price $13.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
31.75
mm
Overall Length (C+D)
49.21
mm
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-032-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
31.75
mm
Overall Length (C+D)
49.21
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75x49.21 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-032-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
31.75
mm
Head Diameter (E)
28.58
mm
Head Height (D)
9.53
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-032-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $34.95 AUD
Regular price Sale price $34.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
31.75
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 31.75  Dog Point - Steel
Material: Steel    Head Diameter (E): 28.58 mm    Head Height (D): 9.53 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-032-K-CS-DP (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $34.95 AUD
Regular price Sale price $34.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
38.10
mm
Overall Length (C+D)
55.56
mm
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
38.10
mm
Overall Length (C+D)
55.56
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x55.56 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-MI (Each)
Out of Stock | Backorder Now | Backorder now for delivery around Sun, Jun 28, 2026
Regular price $21.50 AUD
Regular price Sale price $21.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x57.15 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
38.10
mm
Overall Length (C+D)
57.15
mm
Head Diameter (E)
44.45
mm
Head Height (D)
19.05
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x57.15 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS079C-038-W-CS (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x57.15 mm Wing - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)
Thread Length (B)
38.10
mm
Overall Length (C+D)
57.15
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x57.15 mm Wing - Steel
Material: Steel    Head Diameter (E): 44.45 mm    Head Height (D): 19.05 mm   
Category: Screws - Thumb - Wing
Part Number: THS079C-038-W-CS (Each)
2 Available Now | Further orders can be expected around Sun, Jun 28, 2026
Regular price $12.14 AUD
Regular price $14.56 AUD Sale price $12.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.