·Used To Check Compression In Petrol Engines Quickly And Accurately

·Suitable For Lawn Mowers, Motorbikes, Cars, And Trucks With Petrol Engines

·Thread Sizes: M18×1.5, M14×1.25, M12×1.25, M10×1.0

·Two Pipe With Rubber Plug For Crank Shaft Type And Transverse Axis Type