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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.
- Two flutes on this Step Drill Bit cut faster and keep bit cooler *
- Fast-starting, non-walking drill tip
- High-visibility silver targets for primary hole sizes *
- Thick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip *
- Two hole sizes
