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 provides a firm, positive grip and won't spin out in the drill.
California residents
2 flutes cut faster and keep bit cooler
Fast-starting, non-walking tip
High-visibility silver targets for primary hole sizes