M12 X 1.75 Thread Repair Kit, Metric Helicoil Kit with HSS Drill Bit, 10PC Wi…

It is made of high speed steel and red color plastic handle, sturdy and durable in use and can be used in daily repair, car repair, drilling machine, etc. Compatible with Helicoil M12 type. The installation tools in this kit are made of high speed steel for excellent handling, while the inserts are heat treated 45# steel for increased strength and longevity.

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