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.

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 ...

The E-Z Lok (Solid Wall) threaded inserts are for metal and come in assortment and installation kits. E-Z Lok inserts repair or reinforce threaded holes in soft metals such as aluminum, magnesium, and ...

Portland, Ore. — C-sert LLC officials say stripped platen bolt holes can be a thing of the past with their line of patented threaded inserts. Frequent mold changes and production pressures can lead to ...

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 ...

in metric and imperial sizes solve several common metalworking problems. Stripped, damaged or worn internal threads are easily replaced by new, stronger threads, without the need for special tools.

Everybody who has worked on a car knows the pain and suffering of stripping or damaging threads. It can and will happen to anybody on a wrenching journey, and it often feels like a firm dead-end for ...

Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...

Adding threads to your 3D prints is a life-changing feature, but obviously there are a lot of trade-offs and considerations when deciding on how to go about this exactly. Between self-tapping screws, ...