Klein Tools KTSB15 Step Drill Bit #15 Double Fluted 7/8 To 1-3/8-Inch

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 3 hole sizes Additional Information Application:For Multi-Material Drilling Shank Type:Hex Flute Type:Straight Material:M2 Steel Quick Reference:#15 Number of Holes:3 Size:7/8"" to 1-3/8"" (22.2 to 34.9 mm) Weight:7.4 oz (209 g)