1/4-20 x 1 Coarse Thread Button Head Socket Cap Screw Plain 3/4-14 This 5/16-12 x 1 1/2"

This 5/16-12 x 1 1/2" Unslotted Indented Hex Washer Self-Drilling Screw is made of steel and has a black zinc finish

It features a slotted drive and an undercut head

zinc and wax coating provides corrosion resistance and lubricity

The screws have a 1/4" hex washer head and a 1 1/4" slot drive

1/4-20 x 1 Coarse Thread Button Head Socket Cap Screw Plain 3/4-14 This 5/16-12 x 1 1/2"1 4 20 x 1 Coarse Thread Button Head Socket Cap Screw Plain: 1 4" nominal diameter 20 threads per inch (coarse thread) 1" length Button head with a rounded top Socket cap with a hexagonal recess for driving Plain finish (no coating or plating) Made of steel or stainless steel Used in various applications, such as fastening metal components, securing panels, and assembling machinery