Take on heavy duty tasks with your Makita impact driver using these Impact GOLD 3-Piece Assorted 2-1/2" Double-Ended Power Bits (B-49622). They are ideal for driving screws in a wide variety of heavy-duty fastening applications including deck building, framing and installing plywood subfloor. Designed exclusively for high-torque impact drivers, they are made of high-quality steel for lasting use. The precision-fit tips are engineered to prevent "cam-out" and stripping.