Drill or punch the right size hole, everytime, with the Bad Dog Tools Step Drill Bit. With 6 steps ranging from ¼” to ⅞”, this step drill bit is ideal for any project from large to small. The quick change hex shank makes it easy to change out bits and is compatible with most impact power tools. The double flute spiral drill bit is designed to deburr debris, ensuring a clean, precise cut that stays centered in the drilling area. Ideal for sheets or surfaces made of metal, wood, plastic, aluminum, polycarbonate, and copper. The Bad Dog Step Drill can cut or punch into any material the Bad Dog Tools Biter can cut. Clear engraved measurements on bit make it easy to see the size you are drilling and adjust according for the correct size for any project.