Memorial Day Schedule
Bolt Depot is closed Monday May 29th. Orders placed over the holiday will ship on Tuesday May 30th.
Filters: 5/16" Grade 8 US 1/2" Zinc External hex 18 Remove All

5/16"-18 x 1/2", Zinc plated grade 8, US, External hex

US Fasteners
Hex bolt

Hex bolts

Bolts with hexagonal heads and machine threads for use with a nut or in a tapped hole. Also known as hex cap screws or machine bolts.
Flange bolts

Flange bolts

Flange bolts have a flange on the bottom of the head that distributes the load like a washer.