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Cobalt Step-Drill Bit

Cat. No.: 
59031
Product Features
Similar to Klein high-speed steel step-drill bits, but with a cobalt finish.
Coating reduces friction for cooler, smoother running without lubrication; allows bits to last longer than ordinary bits.
Single-fluted design eliminates skidding and makes for easier reshaping.
Laser-etched hole sizes are easy-to-read and permanent.
Bits are perfect for drilling accurate, round holes in thin (up to 1/8'' [3 mm]) metal (steel, brass, aluminum, and copper), as well as plastic and wood.
Anti-skid tip eliminates the need for center punching or pilot hole drilling.
Depth Penetration for Each Step: 5 mm
Electric Drill Size: 1/4'' (6 mm) and larger
Number of Hole Sizes per Bit: 9 in 1 mm increments
Pilot Hole Required: no
Size Range (Hole Diameter): 4 mm to 12 mm
Weight (lbs.): .05
Always ensure that you and persons in the vicinity wear approved eye protection.
Never use on or near live electrical circuits.
Note: Read and follow safety instructions in power tool owner's manual.