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Unibit® High-Speed Steel Step-Drill Bit Inch
Depth Penetration for Each Step: 1/8'' (3 mm)
Pilot Hole Required: no
Number of Hole Sizes per Bit: 10 in 1/8'' (3 mm) increments
Quick Reference Number: 9
Electric Drill Size: 1/2'' (13 mm) and larger
Weight (lbs.): .15
Always wear approved eye protection.
Never use on or near live electrical circuits.
Note: Read and follow safety instructions in power tool owner's manual.