Double-ended steel key set in hardened and tempered steel with satin chrome finish. Fits most common vehicle oil drain plugs on engines, gearboxes and back axles. Double ended. Includes T-bar. Includes 5 keys and ten sizes: 14 x 17mm hex, 10 x 12mm hex, 9mm x 5/8″ hex, 8 x 13mm square, and 3/8″ x 11mm square. Double-ended steel key set in hardened and tempered steel with satin chrome finish. Fits most common vehicle oil drain plugs on engines, gearboxes and back axles. Double ended. Includes T-bar. Includes 5 keys and ten sizes: 14 x 17mm hex, 10 x 12mm hex, 9mm x 5/8″ hex, 8 x 13mm square, and 3/8″ x 11mm square.