6-32 x 3/8 Coarse Thread Socket Head Cap Screw Black DFAR 5PFB which means that it has

which means that it has a hexagonal head with a recessed center that can be tightened with a wrench

while the 6-lobe flat drive ensures a secure and tamper-proof connection

This makes it easier to insert into the metal and provides a more secure hold

The 2-56 x 1/4 Phillips Flat Undercut Machine Screw Fully Threaded Zinc is a small

6-32 x 3/8 Coarse Thread Socket Head Cap Screw Black DFAR 5PFB which means that it hasThe 6 32 x 3 8 Coarse Thread Socket Head Cap Screw Black DFAR is a type of screw that is used to fasten two pieces of metal together. It has a hex head with a 6 32 thread size and a 3 8 inch length. The screw is made of steel and has a black oxide finish. It meets the requirements of the Defense Federal Acquisition Regulation Supplement (DFARS).