A hex cap screw has a hexagonal head, designed to be driven by a wrench.
Diameter: 3/8"
Length: 5-1/2"
Material: Steel
Finish: Zinc
Head Style: Hex (9/16" Wrench)
Thread Size: 16 (Coarse)
Thread Length: 1"
Hardness: Grade 5
Type: Cap Screw
Diameter: 5/8"
Length: 4-1/2"
Material: Steel
Finish: Zinc
Head Style: Hex (15/16" Wrench)
Thread Size: 11 (Coarse)
Thread Length: 1-1/2"
Hardness: Grade 5
Type: Cap Screw