Filters: US Steel Grade 5 18 5" Hex Remove All

Hex bolts, Zinc plated grade 5 steel, 18, 5"
Grade 5 hex bolt

Hex bolt diameter is measured on the outside of the threads.

Hex bolt diameter

Diameter and Thread count

5/16"-18

9/16"-18 5/8"-18

See also
Metric hex bolt

Metric hex bolts

A bolt with a six sided head.