The “Gear Lock ” profile provides universal use on Hex (6 point), Double Hex (12 point) and T Star profiles. Will fit metric and imperial sizes. Sizes: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 27, 30, 32MM 1/2″ Drive CR-V