Use to test any part of any system that requires proper sealing or vacuum to operate. Also use to transfer fluids and bleed brakes. Includes replaceable gauge with range of 0 to 30" mercury (0 to 76mm Hg) mounted to a vacuum pump with fluid-resistant valves. Also includes reservoir jar, transfer cap, storage cap, four lengths of 1/4" tubing, one length of 5/32" tubing, assorted adaptors, user’s manual, and plastic storage case.