9/16"-18 x 2" Zinc Plated Grade 8 Steel Fine Thread Hex Cap Screws HCS8-345

Diameter: 9/16"
Length: 2"
Material: Steel
Finish: Yellow Zinc
Head Style: Hex (13/16" Wrench)
Thread Size: 18 (Fine)
Thread Length: 2"
Hardness: Grade 8
Type: Cap Screw
A hex cap screw has a hexagonal head, designed to be driven by a wrench.