HX CAPSCREW GR8 UNF 5/16X3/4

Hex Head Cap Screw are used to secure an object within or against another object. Yellow zinc plated Fasteners have good corrosion resistant qualities and are a good choice for indoor and industrial applications. Grade 8 Fasteners are double heat treated and are stronger than grade 5 Fasteners. Tensile Strength: 150,000 p.s.i. (min). Six radial bars Head marking. Made from medium carbon alloy steel.