Magnum Pro Pneumatic Calibration Hand Pump Kit

Produces pneumatic pressure and vacuum to check the calibration of gauges, switches, transmitters, and recorders, the pneumatic calibration hand pump kit has contoured cushioned handles to provide extra comfort while preventing sliding. It has an over-sized check valve that provides smooth operation throughout the output range while the dual o-rings on all pistons ensure zero leakage. It has a patented Mash-proof vent valve that comes standard and a non-oil-based lubricant is used on all moving parts.