Why Use A Heli-Coil Insert? What makes Heli-Coils so good is their unique design. The wire is diamond shaped, which features a 60-degree outside thread angle to grab and hold the wall of the hole ...

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 ...