Klein Tools High Speed Steel Step-Drill Bit — Metric

Single-fluted design eliminates skidding and makes for easier resharpening.
~ Laser-etched hole sizes are easy-to-read and permanent.
~ Anti-skid tip eliminates the need for center punching or pilot hole drilling for most sizes.
~ Drill multiple-size holes in thin sections of metal, plastic, and wood using a single bit.
~ Works in most metals (steel, brass, aluminum, copper), as well as in plastic and wood.