Best Press-In Inserts

Quickly install threaded holes in metal, plastic, fiberglass or any other rigid material with a minimum thickness of 3/32 inch (2.3812mm for metric sizes).

Press-fit insert with strong, reusable threads.

Press-fit insert provides strong, reusable threads.

For use in plastics, light metal alloys and hard wood.

This means that you can create products larger than the print volume your printer supports, and that failed prints often result in less waste due to only one part of a larger assembly failing. Enter your model number to make sure this fits.

E-Z LOK threaded inserts for metal provide an easy to use solution for repairing or reinforcing threaded holes in metal.

3/8-24UNF Thread Repair Kit: Contains 15 inserts (1.5deep) Tap, Drill Bit, and tool.

Threaded Inserts-10 Pack. Replaces stripped spark plug threads on Ford V10, 4.6 and 5.4 liter engines.

The E-Z LOK threaded inserts kit for metal is a 46-piece set of solid, heavy wall, carbon steel, self-locking, unified coarse thread inserts for use in metal, packaged in a case with a compartment for each of five different sizes: 10-24, 1/4-20, 5/16-18, 3/8-16, and 1/2-13. Full Thread Depth. 10. 329-3. 10-24. 3/8-16. 0.406. 5/16. 3/8-16. 15/32. 10. 329-4. 1/4-20. 7/16-14. 0.437. 23/64. 7/16-14. 1/2. 10. 329-5. 5/16-18. 1/2-13. 0.484. 27/64. 1/2-13. 9/16. 10. 329-6. 3/8-16. 9/16-12. 0.515. 31/64. 9/16-12. 19/32. 6. 329-8. 1/2-13. 3/4-10. 0.656. 21/32. 3/4-10. 3/4. Externally threaded inserts are used to repair a hole with stripped threads, or to install a new threaded hole.