Steelman 55401 Multi-Drive Wrench The Dog Bone Wrench Set contains Socket Adapters that work on 68 different fasteners 6 point metric, 12 point metric, 6 point SAE, 12 point SAE Spline, Star, Square and most rounded fasteners 12 Screwdriver Bits Phillips: PH1, PH2, PH3, Star: T9, T10, T15, Slotted: 1/8 inch, 3/16 inch, 1/4 inch, Hex: 3/16 inch, 7/32 inch, 1/4 inch