4-40 national coarse machine screw hex die. precision cut threads, accurately formed for consistent, exact threading. heat treated and tempered for file hard threads, and longer, useful life. designed for hand cutting applications. 1 inch across the flats.
- Part Number
- Related Departments
- Hand ToolsMachinist Tools & ExtractorsDies Sae
- Shipping Weight
- 1.28 ounces
- Domestic Shipping
- Item can be shipped anywhere in the US including APO/FPO addresses and territories.
- International Shipping
- Item can be shipped anywhere in Canada including the territories.