Expert quality allows the compression of commercial diesel engines direct or indirect fuel injection to be tested by cranking large easy to read scale measuring 0 1000psi0 70kgcm with 600mm of flexible hose and push on adaptor incorporating a schrader one way valve side pressure relief valve allows rapid retesting display packed in plastic blow mould storage case with sleeve whats included gauge with flexible hose threaded dummy glowplug3 threaded dummy glowplug adaptors size 205 x 30 236 x 32