The Klein 70229 is a replacement screwdriver bits for Klein reversible impact driver that comes in a set. These bits are designed for turning rusted and stubborn screws. It is high-quality alloy steel to ensure its durability on a day to day wear and tear. This set includes #2 and # 4 Phillips-tip and 5/16-Inch and 1/2-Inch regular slotted tip. Klein Tools is the world leader in the design and production of high-quality and commercial-grade tools. In cooperation with Klein Tools, we at PlumbersStock carry high-quality and reliable products for a very affordable price. Grab yours now here at PlumbersStock.