Hand Operated Drum Pump, Action Type Lever, Pump Body Material Polypropylene, Wetted Materials 304 Stainless Steel, Polypropylene, Viton, Seal Material Polypropylene, Gasket Material Viton, Discharge Tubing Material Polypropylene, Piston Material Polypropylene, For Use On 15, 30 and 55 gal. Drums, GPM 9, Maximum Head 3 ft., Max. Temp. 140 Degrees F, Ounces per Stroke 8, 10 or 12, Max. Viscosity 1,000 cps, Max. GPM for Oil 5, Max. GPM for Water 9, Inlet Size 1 In., Outlet Size 7/8 In.