We have all done it, overtightened a bolt and blown out the threads. When a bolt starts to tighten up and then go suddenly loose, you know that the threads are toast and now you have a problem.

Discover the new E-Z Coil repair kit offering multiple-length inserts for versatile thread repair in metal, plastic, and wood ...

Sometimes, when making a 3D printed object, plastic just isn’t enough. Probably the most common addition to our prints is the ubiquitous brass threaded inset, which has proven its worth time and again ...

We’ve all had this happen at some point while tightening hardware: It feels like it’s snugging up nicely, and then it suddenly seems to tun too easily. Or maybe you were removing stubborn hardware and ...

ZedSled, our project 1978 Chevrolet Camaro is receiving an LS conversion, specifically a 6.0 LQ4 truck engine, an iron-block version of the LS2. The six-bolt main block is stronger, but it's 70 pounds ...

Inserts are classified as two general types: those held in place by external threads and those that use some means other than threads (knurls, grooves, interference fit) for their holding power.

Insert technology has been applied to carbide thread chasers. The need for carbide thread chasers grew as screw machine operators turned to new, harder materials to meet their customers' needs. Now, ...