Klein Tools KTSB03 Step Drill Bit Double Fluted 3, 1/4 to 3/4 Inch with Easy Read Markings and Targets, 3/8 Hex Shank , Black

Amazon

FASTER CUTTING AND COOLER OPERATION: Two flutes on this Step Drill Bit enable faster cutting and help keep the bit cooler during use, enhancing efficiency and performance NON-WALKING DRILL TIP: The fast-starting, non-walking drill tip ensures precise and accurate drilling, allowing for clean and professional results HIGH-VISIBILITY SILVER TARGETS: High-visibility silver targets are provided for primary hole sizes, making it easy to identify the desired hole size and achieve accurate drilling SECURE GRIP WITH THICK HEX SHANK: The thick 3/8-Inch hex shank prevents rounding out in the drill chuck, providing a more positive grip and secure operation MULTIPLE HOLE SIZES: With 9 hole sizes available, this Step Drill Bit offers versatility and the ability to accommodate various drilling needs MULTIPLE MATERIAL APPLICATIONS: Suitable for steel (up to 16 gauge), wood, plastic, and aluminum, offering versatility and convenience 9-HOLE SIZES: With hole sizes ranging from 1/4" to 3/4", this 9-hole Step Drill Bit offers versatility and accommodates various drilling needs, Weight: 0.15 Pounds, Manufacturer: Klein Tools

Radwell UK

STEP DRILL BITS, 1/4" TO 3/4" HOLE DIA, 3/8" SHANK DIA, HIGH SPEED STEEL, 9 HOLE SIZES 1/16" STEP LENGTH, 5-19/64" OAL, HEX