Case made of polyvinyl chloride or zink alloy. Use these sturdy pumps to quickly and easily generate up to 86 mbar. Outlet valve with removable cover. Has exhaust lever, so that pumps do not have to be disconnected from the line to release vacuum. Tube fitting for standard 6,4 mm I.D. tubing. Supplied complete with 60 cm transparent Nalgene™-180 tube. These lightweight devices are sealed and self lubricating. Ideal for suction, filtration, filling liquids, bleeding lines that carry fluids, searching for leaks and setting vacuum operated devices. An intermediate safety container must be used to prevent entry of fluid into the pump while fluids are being transferred.