5/16"-24 x 2" Plain Steel Fine Thread Button Head Socket Cap Screws
Head Style: Button (3/16" Socket)
Thread Size: 24 (Fine)
Type: Socket Cap Screw
Box of 4.
A socket cap screw is a type of cap screw with a hexagonal recessed drive. A hex key is required to tighten or loosen a socket screw. Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.