High-speed Steel Tap: This tap is made of high-speed steel with high hardness and high heat resistance.
Wide Applicability: These threaded inserts are efficient and labor-saving, especially suitable for gasoline engines, generators, engines and other machines.
Galvanized Treatment: These threaded inserts are made of stainless steel and are galvanized for resistance and durability.
Repair Tool: This professional spark plug thread repair tool includes 10 M12 x 1.25 thread inserts and one M14 x 1.25 thread tap.
Standard Sizes: These service tools have standard thread sizes for servicing spark plugs with 14mm x 1.25mm threads.