Collection: Screws - Thumb - Half Turn

Screws (With Images)

Thumb

5 Products in this selection

This is the main category in this series

Additional resources:
Thumb Screws and Nuts PDF Quick Guide
PDF Screws Catalogue
Nuts

A more concise listing may be found on the Smallparts store at Screws - Thumb - Half Turn. Smallparts promote the most popular MBA products.

Thread Size (A)	Thread Length (G)	Overall Length (D)	Head Diameter (E/F)
10-32 UNF (4.76mm)	22.23 mm	42.86 mm	19.05 / 4.76 mm
Material: Steel Finish: Black Oxide
Part Number: THS048F-022-H-CB Thumb Screws - 10-32 UNF -4.76mm- 22.23x42.86 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $106.77 AUD Regular price Sale price $106.77 AUD Unit price per Each
Thread Size (A)	Thread Length (G)	Overall Length (D)	Indicative Image
10-32 UNF (4.76mm)	22.23 mm	42.86 mm
Material: Steel Head Diameter (E/F): 19.05 / 4.76 mm Finish: Black Oxide
Part Number: THS048F-022-H-CB Thumb Screws - 10-32 UNF -4.76mm- 22.23x42.86 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $106.77 AUD Regular price Sale price $106.77 AUD Unit price per Each View the product page first if you are unsure.
THS048F-022-H-CB --- Thumb Screws - 10-32 UNF -4.76mm- 22.23x42.86 mm - Steel THS048F-022-H-CB --- Thumb Screws - 10-32 UNF -4.76mm- 22.23x42.86 mm - Steel Regular price $106.77 AUD Regular price Sale price $106.77 AUD Unit price per Out of stock! Backorder Now
1/4-20 UNC (6.35mm)	25.40 mm	50.80 mm	19.05 / 6.35 mm
Material: Steel Finish: Black Oxide
Part Number: THS064C-025-H-CB Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x50.8 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $104.05 AUD Regular price Sale price $104.05 AUD Unit price per Each
1/4-20 UNC (6.35mm)	25.40 mm	50.80 mm
Material: Steel Head Diameter (E/F): 19.05 / 6.35 mm Finish: Black Oxide
Part Number: THS064C-025-H-CB Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x50.8 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $104.05 AUD Regular price Sale price $104.05 AUD Unit price per Each View the product page first if you are unsure.
THS064C-025-H-CB --- Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x50.8 mm - Steel THS064C-025-H-CB --- Thumb Screws - 1/4-20 UNC -6.35mm- 25.4x50.8 mm - Steel Regular price $104.05 AUD Regular price Sale price $104.05 AUD Unit price per Out of stock! Backorder Now
5/16-18 UNC (7.94mm)	25.40 mm	26.99 mm	25.40 / 7.94 mm
Material: Steel Finish: Black Oxide
Part Number: THS079C-025-H-CB Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x26.99 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $152.86 AUD Regular price Sale price $152.86 AUD Unit price per Each
5/16-18 UNC (7.94mm)	25.40 mm	26.99 mm
Material: Steel Head Diameter (E/F): 25.40 / 7.94 mm Finish: Black Oxide
Part Number: THS079C-025-H-CB Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x26.99 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $152.86 AUD Regular price Sale price $152.86 AUD Unit price per Each View the product page first if you are unsure.
THS079C-025-H-CB --- Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x26.99 mm - Steel THS079C-025-H-CB --- Thumb Screws - 5/16-18 UNC -7.94mm- 25.4x26.99 mm - Steel Regular price $152.86 AUD Regular price Sale price $152.86 AUD Unit price per Out of stock! Backorder Now
3/8-16 UNC (9.53mm)	38.10 mm	68.26 mm	26.99 / 9.53 mm
Material: Steel Finish: Black Oxide
Part Number: THS095C-038-H-CB Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x68.26 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $154.86 AUD Regular price Sale price $154.86 AUD Unit price per Each
3/8-16 UNC (9.53mm)	38.10 mm	68.26 mm
Material: Steel Head Diameter (E/F): 26.99 / 9.53 mm Finish: Black Oxide
Part Number: THS095C-038-H-CB Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x68.26 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $154.86 AUD Regular price Sale price $154.86 AUD Unit price per Each View the product page first if you are unsure.
THS095C-038-H-CB --- Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x68.26 mm - Steel THS095C-038-H-CB --- Thumb Screws - 3/8-16 UNC -9.53mm- 38.1x68.26 mm - Steel Regular price $154.86 AUD Regular price Sale price $154.86 AUD Unit price per Out of stock! Backorder Now
1/2-13 UNC (12.7mm)	38.10 mm	69.85 mm	31.75 / 12.70 mm
Material: Steel Finish: Black Oxide
Part Number: THS127C-038-H-CB Thumb Screws - 1/2-13 UNC -12.7mm- 38.1x69.85 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $159.23 AUD Regular price Sale price $159.23 AUD Unit price per Each
1/2-13 UNC (12.7mm)	38.10 mm	69.85 mm
Material: Steel Head Diameter (E/F): 31.75 / 12.70 mm Finish: Black Oxide
Part Number: THS127C-038-H-CB Thumb Screws - 1/2-13 UNC -12.7mm- 38.1x69.85 mm - Steel Out of Stock \| Backorder Now \| Orders can be expected around Tue, May 06, 2025 Regular price $159.23 AUD Regular price Sale price $159.23 AUD Unit price per Each View the product page first if you are unsure.
THS127C-038-H-CB --- Thumb Screws - 1/2-13 UNC -12.7mm- 38.1x69.85 mm - Steel THS127C-038-H-CB --- Thumb Screws - 1/2-13 UNC -12.7mm- 38.1x69.85 mm - Steel Regular price $159.23 AUD Regular price Sale price $159.23 AUD Unit price per Out of stock! Backorder Now