Thread sizes: M10 x 1.0, M12 x 1.25, M14 x 1.25, M18 x 1.5. 4 x Threaded Adaptors: M10, M12, M14, M18. Ensure your petrol engine is performing at its best with this professionalCompression Tester Kit – ideal for diagnosing engine health in cars, motorcycles, ATVs, and small petrol-powered machines.
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