Overview
The Du-Bro 4-40 x 1" Socket Head Cap Screws are precision-machined fasteners with internal hex socket drives and a black-oxide finish. Strong, corrosion-resistant, and easy to install — a workbench essential.
Sold as a 4-pack.
Key Features
- 4-40 thread, 1" length
- Black-oxide plated finish
- Internal hex socket drive
- 4 screws per package
Performance Benefits
- Strong, secure fastening
- Resists stripping
- Corrosion-resistant finish
Usage Notes
- Use a 3/32" hex driver for installation
Technical Specs
- Thread: 4-40
- Length: 1"
- Quantity: 4 per package
What's Included
- (4) Du-Bro 4-40 x 1" Socket Head Cap Screws
Summary
- 4-40 x 1" socket head cap screws
- Black-oxide finish
- 4-pack