Single flute cutter for a true round hole every time
Works in most metals, plastic and wood
Tri-lobe shank for firm grip in drill chuck
Depth penetration for each step: 1/8-Inch
Electric drill size: 1/2-Inch and larger. Number of Hole Sizes per Bit: 8 in 1/16-Inch increments
Item# : SPM574344014
Model # : 59002