OTC (Owatonna Tool Company) is a major automotive tool and equipment manufacturer. Maker of automotive electronic diagnostic tools, automotive fuel system maintenance tools, auto shop equipment, special service tools, hand tools, general purpose tools, pullers, heavy duty tools and hydraulic equipment for the automotive repair industry. OTC is located in Owatonna, Minnesota. OTC was founded in 1925 and in 1985 was acquired by the SPX Corporation, a multi-national company headquartered in Muskegon, Michigan. OTC is part of the SPX Service Solutions Group. For more information visit or call OTC's tech support at 800.533.6127.