Bosch Impact Tough Drill Bit – 7-Piece Set – Hex Shank – 135° Split Point – Black Oxide-Coated

Use these Bosch Impact Tough drill bits with a black oxide coat to protect against heat build-up. They have a unibody-built design that gives users three times longer life than standard bits. With a reusable and foldable clamshell, these drill bits are easy to remove and replace. The hex shank drill set also has a 135-degree split point that reduces walk.