Irwin Multi-Material Drill Bit Sets 5 Piece Set Grilles & Returns all purpose blowgun with four

all purpose blowgun with four interchangeable nozzles for cleaning and inflating

Five flute design reduces vibration for smoother drilling and extended life

3 of #2 square recess x 1"

great flexibility

Irwin Multi-Material Drill Bit Sets 5 Piece Set Grilles & Returns all purpose blowgun with fourMulti Material Drill Bit Sets Features: IRWIN Multi Material drill bits drill through just about any type of material out there brick, block, tile, metal, wood, plastic and marble theyll even drill through multiple materials at the same time. These versatile bits are designed specifically for rotary drilling, but are tough enough to be used with hammer drills. Carbide tip has a unique diamond ground, four facet design with sharper cutting edges for