Pro Grade Spark Plug Thread Repair Kit For Automotive Engines With M12x1.25 And M14x1.25 High Speed Steel Tap And Stainless Inserts DIY Ready Heavy Duty Galvanized Long Lasting Engine Thread Repair

Heavy-Duty Spark Plug Thread Repair Kit: M12x1.25 Inserts
✔️ Includes 10 x M12x1.25 inserts and 1 x M14x1.25 tap for automotive use

This spark plug thread repair kit restores damaged threads in engines, generators, and other gasoline-powered equipment. It includes stainless steel, galvanized inserts and a high-speed steel tap for durable, long-lasting repairs.

✅ Stainless steel inserts, galvanized finish for corrosion resistance
✅ 10 x M12x1.25 inserts; insert length 17.5 mm (0.7 in)
✅ M14x1.25 high-speed steel tap; full length 102.7 mm (4 in)
✅ Tap blade length 31.8 mm (1.3 in)
✅ Works with gasoline engines, generators, and other spark plug threads

💡 What is a spark plug thread repair kit used for? Handy tool to fix damaged spark plug threads in automotive engines and generators, restoring seal and torque. - repairs stripped spark plug threads in engines and equipment - supports M12x1.25 and M14x1.25 thread standards - stainless steel inserts with galvanizing for corrosion resistance