Founded in 1919, Cornwell Tools is a manufacturer and supplier of a variety of tools for the automotive and aviation industries. The company produces ratchets, prybars, sockets, chisels, wrenches, air sanders, thermometers, leak finders, hydrometers, screwdrivers, hammers, extractors, pullers and batteries. It carries allied air, electric and diagnostic tools, in addition to master tool sets, service carts and tool storage equipment. Cornwell Tools additionally offers vehicle jacks, stands and movers. The company sells its products through a network of franchises. It also offers a variety of brushes and sprays. The company offers lifetime warranty on all hand tools.