Fasteners

A hex bolt is an externally threaded fastener with a six-sided head, supplied in partially or fully threaded forms.

A carriage bolt has a rounded head and a square neck that resists rotation in a prepared hole.

A flange bolt combines a hexagonal driving head with an integral flange that spreads bearing load.

A socket head cap screw has a cylindrical head with an internal hexagonal drive.

A threaded rod is a headless bar with continuous external thread along all or most of its length.

A U-bolt is a bent rod with two parallel threaded legs and a curved or formed crown.

An eye bolt is a threaded lifting attachment with an integral eye; lifting-rated and general hardware eye bolts are not inte…

A double-end stud is a headless fastener with threaded sections at both ends and an unthreaded shank between them.

A hex nut is a six-sided internally threaded fastener used with a compatible bolt, screw or threaded rod.

A flange nut integrates a washer-like flange beneath the hexagonal body to enlarge its bearing surface.

A nylon insert lock nut is a prevailing-torque hex nut whose non-metallic insert interferes with the mating thread.

A wing nut has two projections that permit hand tightening and loosening without a wrench.