1 1/2-6 x 3 1/2 Coarse Thread Socket Head Cap Screw Black DFAR DTRW17DB They are designed for use

They are designed for use in metal applications and feature a hex washer head for easy driving

The nylon insert helps to prevent loosening and provides a secure hold

while the hex head allows for easy installation and removal using a standard wrench or socket

and the hex head allows for easy tightening and removal

1 1/2-6 x 3 1/2 Coarse Thread Socket Head Cap Screw Black DFAR DTRW17DB They are designed for useThis 1 1 2 6 x 3 1 2 Coarse Thread Socket Head Cap Screw is made of black steel and meets DFAR (Defense Federal Acquisition Regulation) requirements. It has a 1 1 2 6 coarse thread size, a 3 1 2 inch length, and a socket head drive. The black finish provides corrosion resistance and a professional appearance. This screw is commonly used in industrial, automotive, and construction applications, where a strong and reliable fastener is required. It is