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.

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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 ...