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.
Carriage bolt

Carriage bolts & Plow bolts

Bolts with no drive, and machine threads for use with a nut.
Nut

Nuts

Nuts have internal machine threads, for use with machine thread bolts and screws.
Washer

Washers

Used to spread the load of a bolt or screw over a larger area or to help prevent loosening under vibration.
US fastener assortment

Assortments

Fastener assortments in U.S. Sizes.