E-Z LOK Thin Wall inserts for metal require the use of a slightly larger drill than normally used with the corresponding tap. 

E-Z LOK solid wall threaded inserts are strong, easy to install, and self locking. Strong threads made easy. 

E-Z LOK solid wall threaded inserts for metal install with standard tools. No special tap or installation tool needed.

Quick, step-by-step instructions for installing coil (helical) thread repair inserts from E-Z Lok.

STI taps cut a unique thread designed specifically for use with coil (helical) thread repair inserts.