The Vortec Dual Force Vac 2-way, air-powered drum pump can fill or discharge a 55-gal. drum in 2 minutes without moving parts; switching from fill to discharge mode is accomplished with the quarter-turn of a knob. The pump includes a vacuum hose and long-reach wand. Powered by compressed air, it is resistant to most nonvolatile, nonflammable liquids and can handle viscous liquids to 1,500 cPs, as well as chips and particulates.