• Built for maximum durability and long life with impact drivers
• Forged bit (vs. milled) for superior fitment, which reduces stripping and increases life of bit 3X
• Manufactured with heavy-duty, cold-forged, high-grade steel to withstand high torque output
• Black oxide finish resists corrosion and increases life of bit. Contents include #1 to #3 Phillips and T15 to T30 Torx bits.