Interskol DU-13/750ER 24.1.3.10

These Double-Fluted Step Drill Bits provide faster cutting and drilling than single flute bits. The easy-to-read step markings and targets save time when drilling holes. Thick 3/8-Inch hex shank provi more→des a firm, positive grip and won't spin out in the drill.

Specifically designed to handle the abuse that impact drivers dish out, the DeWalt DW2149 28-piece Screwdriving Bit Set consists of the most commonly used bits, made of a special steel that is designe more→d to be ultra-durable. Each bit uses a black oxide process for greater wear resistance and strength. The tips in the DW2149 set can be used with impact tools rated for up to 2,000 in. lb. of torque. Comes in a tough case to keep it organized and easy to transport.

DeWalt screwdriving 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 more→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.