Choose from our selection of 5/16"-18 bolts, including hex head screws, socket head screws, and more. Same and Next Day Delivery.

Choose from our selection of 9/16"-18 bolts, including hex head screws, socket head screws, and more. Same and Next Day Delivery.

Choose from our selection of 1/2"-18 taps, including general purpose taps, tap sets, and more. Same and Next Day Delivery.

Choose from our selection of 5/16"-18 threaded rods, including high-strength steel threaded rods, medium-strength steel threaded rods, and more. Same and Next Day Delivery.

Choose from our selection of 3/4"-18 fasteners, including socket head screws, rounded head screws, and more. Same and Next Day Delivery.

Irregularly shaped threads at the top of these locknuts grip the screw for a stronger hold than nylon-insert locknuts. Although the threads prevent the nut from backing out due to vibration, …

Choose from our selection of 5/8"-18 adapters, including metal pipe and pipe fittings, tube fittings for metal tubing, and more. Same and Next Day Delivery.

Create left-hand threads that prevent counter-clockwise rotating parts, such as flywheels and propellers, from loosening and spinning off. These taps have straight flutes that are good for …

Choose from our selection of 5/16"-18 screws, including socket head screws, rounded head screws, and more. Same and Next Day Delivery.

Choose from our selection of 9/16"-18 dies, including external thread cutting, external thread repairing, and more. Same and Next Day Delivery.