These nuts have a locking feature to resist loosening.

Cover and protect threads while providing a finished appearance.

Thumb nuts provide a secure grip for tightening and loosening by hand.

Also known as Allen nuts, use these nuts with socket head cap screws in recessed holes and tight spaces that don't have enough clearance for a wrench.

Often called shaft nuts, these nuts hold bearings, bushings, pulleys, and gears in place on your threaded shaft or spindle.