Amdirect Brake Fluid Bleeder Hand Held Vacuum Pistol Pump Tester Kit 2 in 1 Brake bleeder & vacuum pump tester tool kit Gauge scale: 0-30" HG, 0.76CM HG Hand pump with built in vacuum pump 1/4" ID x 23" vacuum hose Package Content:1 x Hand Held Vacuum Pistol Pump Tester Kit + Adapters w/ Case