TU-21 Petrol Engine Cylinder Leak Down Tester Compression Leakage Detector Kit

This is a high quality TU-21 cylinder leak detector, including double gauge system, 2-1/2" input pressure gauge. Impact Drill Socket Adaptor Hex Drive To 1/4" 3/8" 1/2" Drive Square Socket 8Pcs. Designed to check the amount of leakage in 4-stroke engines.

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