A threaded insert, coarse thread screw insert as a fastener element.
1.repair a stripped threaded hole,
2.provide a durable threaded hole in a soft material.
3. eliminating a machining operation

Installation process:
Drilling→Tapping→Installing→Breaking off tang

Tools:
1.Drill: used for drilling the base holes
2. taps: used for the processing special internal thread of the base holes.
3.Installation tools: put sets into the threaded hole.
4.Break-off tools: break off the tang of thread insert.
5.Extraction tools: used for removing the damaged thread insert from the threaded hole.