1/4-20 x 3 1/2 Coarse Thread Socket Head Cap Screw Black DFAR BSW188 They feature a 6-lobe pan

They feature a 6-lobe pan head for increased driving torque and a full thread design for maximum holding power

The 14-10 x 2 1/2 Unslotted Indented Hex Washer Self Tapping Screw Type A Full Threaded Zinc is a versatile fastener designed for a wide range of applications

These 6-20 x 3/4 Phillips flat self-drill screws are made of 18-8 stainless steel and are designed for use in a variety of applications

Protect your threaded connections with our durable 5/16-18 Two Way Reversible Hex Lock Nut

1/4-20 x 3 1/2 Coarse Thread Socket Head Cap Screw Black DFAR BSW188 They feature a 6-lobe panThe 1 4 20 x 3 1 2 Coarse Thread Socket Head Cap Screw Black DFAR is a high quality fastener designed for use in a variety of applications. It is made from durable steel and features a black oxide finish for corrosion resistance. The screw has a 1 4 20 coarse thread and a 3 1 2 inch length. It also has a socket head design, which allows for easy installation and removal. This screw meets the requirements of the Defense Federal Acquisition Regulation