Spark plug thread repair tools for gasoline engines, M14x1.25 metal inserts and M16x1.25 tap kit

1. Inserts and Tap: Comprising 10 M14 x 1.25 threaded inserts and one M16 x 1.25 threaded tap, this is a professional spark plug thread repair tool kit. 2. STAINLESS STEEL INSERT: These threaded inserts are made of stainless steel with a galvanized finish, making them wear- and corrosion-resistant. 3. HIGH-SPEED STEEL TAP: The threaded tap is made of high-speed steel, which has high hardness and heat resistance. 4. STANDARD THREAD: These inserts and taps have a standard thread; the general size is suitable for repairing a 14 mm x 1.25 mm spark plug. 5. APPLICABLE MACHINE: Tapping is efficient and labor-saving, very suitable for gasoline engines, generators, diesel engines, etc. Specification: Item Type: Spark Plug Thread Repair Tools. Thread Insert Size: M14 x 1.25 (Thread Diameter x Pitch) Thread Insert Length: Approx. 17.5 mm / 0.7 in Thread Insert Material: Stainless Steel Thread Insertion Process: Galvanized Tap Size: M16 x 1.25 (Thread Diameter x Pitch) Tap Material: High-Speed Steel Package List: 1 x M16x1.25 Threaded Tap 10 x M14x1.25 Thread Inserts