DEWALT Screw driving Bit Tips are a perfect complement to your drill/driver, and are designed to meet the demands of working professional contractors. Each bit is cut from shock-resistant tool steel and features an advanced hardening process that greatly reduces wear. Its snub-nose design fits perfectly into hex-socket adapters and the tips are precision ground to seat firmly into the screw head. The tips come in a variety of sizes and styles to accommodate all commonly available screws.