HSS Drill Bits & Alloy Tools: Each drill bit is made from high-speed steel (HSS) for excellent hardness and precision cutting.
M18x1.5 Thread Repair Kit, 10 Pcs Helicoil Thread Repair Kit Thread Chaser Se...
Thread Repair Kit, M6x1.0 Thread Repair Tool with HSS Drill Bit & 30 Thread I...
Thread Repair Kit M6 X 1.0mm, Helicoil Metric Thread Repair Insert Kit with H...
M10 x 1.5 Thread Repair Kit Metric Helicoil Thread Repair Kit with HSS Drill ...
5/16 18 Inch Thread Repair Kit HSS Drill Helicoil Repair Kit SAE Thread Inserts
3/8-16 in Thread Repair Kit, SAE Helicoil Thread Repair Kit with HSS Drill and S
