Step Drill Bit: 9 Steps, 1/4" to 3/4"

Step Drill Bit Double Fluted #3, 1/4 to 3/4-Inch KTSB03Straight, Double Fluted Step Drill Bits from Klein Tools provide cleaner cutting and drilling. The aluminum titanium coating is 10 times more durable than steamed black oxide for longer bit life. 3/8-Inch hex shank is durable, and has a firm, positive grip. Laser-etched markings provide quick size identification on primary holes. This step bit has 9-hole sizes from 1/4-Inch to 3/4-Inch (6.4 to 19.1 mm). Two flutes cut faster and keep bit coolerFast-starting, non-walking drill tipHigh-visibility silver targets for primary hole sizesThick 3/8-Inch hex shank won't round out in the drill chuck for a more positive grip 9 hole sizesMade from high speed steel1/16-Inch increments