Size 4-40 to 3/4"-10 Thread Repair Inserts

Threaded Inserts are cylindrical, metal bushings with features on the outside which lock them into a plastic or metal base material to anchor your fasteners. Our Threaded Inserts provide high-quality, permanent, wear-resistant internal threads and are designed to be installed in molded or drilled holes in one simple step. While each style performs in a range of materials, they are generally classified by method of installation: Thread-Cutting, Thread-Forming, Push-In, or Ultrasound.

The benefits of wire thread inserts

Corrosion resistant

Combat wear in threaded components

Resist the effects of temperature

Maintains bolt tension under severe vibration conditions

Permanent wear-resistant screw threads exceeding parent material strength