Irwin Unibit 1/4 In. - 3/4 In. #3 Step Drill Bit, 9 Steps Window Wrap Flex Powerful motor provides strong performance

Powerful motor provides strong performance for cutting and sanding

so there is minimal waste and clean up delivering more value and performance in every bag

Mode #3 delivers maximum performance for the toughest applications (0 to 2900 rpm

Dual Tooth design features a double tooth configuration with small gullets for faster material removal and extra durability

Non-modified mortar is formulated of Portland cement

Irwin Unibit 1/4 In. - 3/4 In. #3 Step Drill Bit, 9 Steps Window Wrap Flex Powerful motor provides strong performanceSingle concave flute design creates perfectly round holes in thin materials including steel, brass, copper, and aluminum. Constructed of industrial grade, high speed molybdenum steel. SpeedPoint tip for fast starts.