7mm / 0.28in Tap Full Length: Approx. 88.7mm / 3.49in Tap Blade Length: Approx. Spark Plug Thread Repair kit, M10x1.0 Bolt, M12x1.0 Tap Stainless Steel Repair kit for Automotive Engine. Useful And Convenient: Universal size, suitable for repairing spark plug thread M10x1.0, very useful and convenient.
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