The HELI-COIL Thread Repair Kit includes a set of heli-coil inserts designed for 1"-8 threads, specifically part number 5521-16.
M18x1.5 Thread Repair Kit, 10 Pcs Helicoil Thread Repair Kit Thread Chaser Se...
261-Piece Helicoil Thread Repair Kit Metric & SAE HSS Drill Helicoil Repair Kit
M10 x 1.5 Thread Repair Kit Metric Helicoil Thread Repair Kit with HSS Drill ...
3/8-16 in Thread Repair Kit, SAE Helicoil Thread Repair Kit with HSS Drill and S
30 Piece M6 x 1.0mm Thread Repair Kit, HSS Drill Helicoil Thread Repair Kit, ...
300-Piece Helicoil Thread Repair Kit Metric & SAE HSS Drill Helicoil Repair K...
