IRWIN 1876224 Impact Performance Series Grip Double-Ended Screw Extractor Insert Bits, 3-Piece Product Description IRWIN SCREW-GRIP Impact Performance Series Extractors feature DoubleClick Technology ensuring both ends lock so a single bit drills and extracts to easily remove stripped or damaged screws and small bolts. They're manufactured with M2 high speed steel and are extra-hardened for maximum durability and long life with impact tools. The tip of the drill end is designed to start fast, with minimal walking and the tip of the extractor end is serrated for increased torque to easily remove even the toughest bolts and screws. Plus, they have a black oxide finish that resists corrosion and increases the life of the extractor. From the Manufacturer IRWIN SCREW-GRIP Impact Performance Series Extractors feature DoubleLok Technology ensuring both ends lock so a single bit drills and extracts to easily remove stripped or damaged screws and small bolts. They're manufactured with M2 high speed steel, and are extra-hardened for maximum durability and long life with impact tools. The tip of the drill end is designed to start fast, with minimal walking, and the tip of the extractor end is serrated for increased torque to easily remove even the toughest bolts and screws. Plus, they have a black oxide finish that resists corrosion and increases the life of the extractor. Features Built for maximum durability and long life with impact drivers ensures both ends of bit lock securely in impact drivers and quick-change chucks, enabling use of a single bit Manufactured with M2 high speed steel and extra-hardened for maximum durability and long life with impact drivers Tip of drill end is designed to start fast with minimal walking and tip of extractor end is serrated for increased torque Manufactured with heavy-duty, cold-forged, high-grade steel to withstand high torque output USA SHIPPING estimates delivery times and we work to get your item to you as quickly as possible and within those times, but please know it may take slightly longer than the estimate.