Diameter: 3/4"
Length: 6"
Material: Steel
Finish: Zinc
Head Style: Hex (1-1/8" Wrench)
Thread Size: 10 (Coarse)
Thread Length: 1-3/4"
Hardness: Grade 5
Type: Cap Screw

Box of 15.

A hex cap screw has a hexagonal head, designed to be driven by a wrench.