Generates pressure up to 15,000 psi (1000 bar) With specially designed shut-off valve, high pressure could be reached through repeat pumping Patented screw press technology, without non-returning valve inside that is usually used on troublesome hand pumps High pressures can be generated easily, increased and decreased smoothly Patented screw press technology, instead of leaking, troublesome, non-returning hand pumps Allows easy connecting and disconnecting to the test pump without the need for PTFE tape or wrenches