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 in. hex shank provides a firm, positive grip and won't spin out in the drill.
California residents: see
Proposition 65 information 
- 2 flutes cut faster and keep bit cooler
- Fast-starting, non-walking tip
- High-visibility silver targets for primary hole sizes
- 9 hole sizes
