Klein® KTSB03 Step Drill Bit, 1/4 in Dia Min Hole, 3/4 in Dia Max Hole, Steel, 3/8 in Shank

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.

• Two flutes cut faster and keep bit cooler
• Fast-starting, non-walking drill tip
• High visibility silver step targets for primary hole sizes
• Thick 3/8 in hex shank provides a firm, positive grip and won't spin out in the drill