PURPOSE BUILT: The installation tools in this helicoil kit are constructed from high-speed steel for superior handling while the inserts are heated-treated 45# steel for greater strength and longevity in place.
131PC SAE Thread Repair Kit, HSS Drill Helicoil Kit Standard, 1/4″ 5/1
131PC SAE Thread Repair Kit, HSS Drill Helicoil Kit Standard, 1/4" 5/16" 3/8" 7/
OMT 131pc Metric Thread Repair Kit HSS Drill Helicoil Repair Tool Kit with Case
263 PCS Thread Repair Kit HSS Drill Helicoil Kit, Rethreading Tool Kit, Rethread
BILITOOLS M8x1.25 Thread Repair Kit, HSS Drill Helicoil Kit M8 x 1.25