Useful for general utility pumping, scavenging jobs and many uses around boat, home, plant, shop or farm. Self Priming: chucks into a standard 1/4" or 3/8" drill motor and pumps up to 3-1/2 GPM (13LPM). Provides a very versatile means of transferring fluid almost anywhere an electric drill with 1/4" to 3/8" chuck can be operated. Pumps up to 3-1/2 gpm, self-priming to 3', 1/4" diameter shaft, supplied with 3/4" garden hose thread port adapters, connections for 1/2" ID hose and 3/4" GHT female threaded fittings. Size: 3-5/16" L x 3-1/2" W x 2-3/16" H. Includes drain hose and suction tube. Useful for general utility pumping, scavenging jobs and many uses around boat, home, plant, shop or farm. Includes all the accessories required for changing engine oil through the dipstick tube.