AMT Pump, formerly known as American Machine and Tool Company, is a manufacturer of industrial duty pumps. Both the AMT and IPT product lines consist of Commercial and Industrial Duty engine driven and pedestal driven self-priming pumps and accessories; engine and motor driven diaphragm pumps; motor driven self priming and straight centrifugal pumps; sump pumps; coolant pumps, rotary and piston drum pumps and accessories.