This Schumacher Racing Products Speed Pack combines M3x12 countersunk screws and M3x10 button head screws in a single convenient pack, covering two of the most commonly used fastener types across Schumacher vehicles. The black metal screws are a factory replacement option for keeping your build properly assembled with correctly sized hardware. Having both sizes together makes this a practical addition to any Schumacher pit kit. Features: Includes M3x12 countersunk and M3x10 button head screws M3 metric thread size Black metal construction Two screw types in one pack 7/7/26 cs