Hex Bolts Are Externally Threaded Fasteners Designed for Insertion Through Holes in Assembled Parts and Are Normally Intended to be Tightened or Released by Torquing a Nut; Screw has Three Hash Marks

Specifications:

Type: Fully Threaded, Cap Screw
Nominal Diameter: 3/8 Inch
TPI: 16
Length: 1 Inch
Head Height: 15/64 Inch
Head Width Across Flat: 9/16/2021 12:00:00 AM
Material: Grade 5 Steel
Process: Quenched and Tempered
Finish: Zinc Plated