M14x1.25 Spark Plug Thread Repair Tools, Spark Plug Repair Kit, Spark Plug Kit, Metal Inserts and M16x1.25 Tap, Spark Plugs and Tools

Standard Thread: These inserts and taps use a standard 14mm x 1.25mm thread for spark plug repair. Application: Efficient and economical tapping, suitable for gasoline engines, generators, electric motors, etc. High-Quality Material: These threaded inserts are made of zinc-plated stainless steel, offering high hardness and wear resistance. Applicable Length: The overall length of the tap is approximately 110.7mm/4.4 inches, and the shank length is approximately 33mm/1.3 inches. Package Contents: Contains 10 M14 x 1.25 threaded inserts and one M16 x 1.25 tap, a professional spark plug thread repair kit ignition.