60Pcs/Set Helicoil Thread Repair Insert M3 M4 M5 M6 M8 M10 M12 Stainless Steel. Wrench: Surface electrophoresis. 1/8in 3/16in 1/4in Tube Bender Tubing Fuel Brake AC Refrigerant Line Bending KF. The thread repair kit is composed of high-quality materials, stainless steel threaded blades, HSS thread cutters and drill bits, which are strong and durable.
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