5/16"-18 x 1/2" Chrome Plated Grade 8 Steel Coarse Thread Flat Head Socket Cap ScrewsCategory: Grade 8
Part Number: 79921
Head Style: Flat (3/16" Socket)
Thread Size: 18 (Coarse)
Thread Length: Full
Hardness: Grade 8
Type: Socket Cap Screw
Box of 10.
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.
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