7mm / 0.28inTap Full Length: Approx. 88.7mm / 3.49inTap Blade Length: Approx. Useful And Convenient: Universal size, suitable for repairing spark plug thread M10x1.0, very useful and convenient. For Engines and Generators: Can make your maintenance work easier, effective and convenient, especially suitable for gasoline engines, generators, diesel engines and other machines.
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