Product Details
The 1/4-20 carbon steel insert for metal, model 329-4, is made in the USA and screw machined out of carbon steel for long-lasting durability. This insert provides standard size/pitch threads, allowing installation with standard tools. It is designed as a thread repair insert for metal, featuring dimensions of 1/4-20 x 7/16-14 x .437". The threading type is coarse, and the alloy used is 12L14, ensuring robust performance in various applications.








