1/4 x 5/16 Countersunk Drive Aluminum Rivet M-LZP45 which allows them to be

which allows them to be easily driven into place

such as attaching roofing and siding

This screw is a 6-32 x 1/2" six lobe pan thread cutting screw

The full thread allows for a strong hold in a variety of materials

while the hex shape allows for easy tightening and removal using a wrench or socket

1/4 x 5/16 Countersunk Drive Aluminum Rivet M-LZP45 which allows them to be1 4 x 5 16 Countersunk Drive Aluminum Rivet A 1 4 x 5 16 Countersunk Drive Aluminum Rivet is a permanent mechanical fastener used to join two or more pieces of material together. It consists of a cylindrical body with a countersunk head on one end and a break stem on the other. The rivet is inserted into a pre drilled hole and then set using a rivet tool. The setting process expands the rivet body, forming a permanent joint between the materials. This