Draper - Commercial Vehicle Diesel Compression Test Kit (13 piece) Expert Quality, compatible with direct and indirect fuel injection systems. The dual reading pressure gauge 0 - 1000psi/0 - 70bar is fitted with a heavy duty rubber protector. An anti - kink coil is attached to both ends of the flexible hose increasing durability. Fitted with a spring - loaded pressure relief valve and integrated Schrader one - way valve system. Supplied in a plastic storage case.