.M6-1.00 Socket Head Cap Screw, Plain Stainless Steel, 35 mm Length, 5 PK Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket. A socket cap screw is a type of cap screw with a hexagonal recessed drive.
A square head bolt has a four-sided head.Square Head Bolt, Steel, Grade 2, Zinc Plated, 5/16"-18 Thread Size, 1-1/4" Lg, 10 PK Square bolts are typically mated with square-headed nuts..
A socket cap screw is a type of cap screw with a hexagonal recessed drive.75 Socket Head Cap Screw, Black Oxide Steel, 70 mm Length, 5 PK Socket screws are commonly used in assemblies that do not provide sufficient clearance for a conventional wrench or socket.