High performance metal drilling for portable drill users, works well on curved surfaces
Revolutionary tip design stays sharper longer and drills up to 10 times faster than other leading drill bits
High speed steel features a black body and gold flute
Self-centering Turbomax tip for clean entry and fast starts; stays sharp longer
Three flatted shank on 3/16" and above for better chuck grip
IRWIN offers a complete line of Metal Twist Drill Bits, including Black Oxide, Turbo Point, Titanium Nitride, and Cobalt Drill Bits.. For general use in metal, wood and plastic.