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 clinch nuts, press these nuts into thin materials with an arbor press or similar pressure tool.

Also known as blind inserts, rivet nuts can be installed in thin material when you have access to only one side.

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.

Also known as security nuts, these nuts are difficult to remove without special tools.

With a slim, round profile and a slotted drive, these metric nuts work in tight spots where there's no room for a wrench to turn. Instead, tighten them from the center of the nut with a slotted screwdriver.

Adapters connect two female threads, two male threads, or a male thread and a female thread.

Large holes allow adhesive to flow through the base for a secure hold.

For quicker setups than a separate T-slot nut and stud, slide these bolts into T-slot tracks on machine tool tables.

Build these clamps into a machining fixture to hold multiple workpieces.