pump, air pump, hand tools, gusher hand pump The pump is designed to exhaust standing water. Application: Diesel transfer Sump pump outs Slurry transfer Abrasive pumping Filtration pumping Groundwater removal Spill cleanup Drain cleanout Grouting Grease & oil collection Operation: Handle up = liquid in Handle down = liquid out Specifications: Gallons per minute: 28 gal/min, 0.15 gal (600ml) per stroke Overall dimensions: 17" x 9-3/8" x 6-1/8" Handle dimensions: overall length: 2-3/8"; outside diameter: 1-1/2"; inside diameter: 1-1/4"..