Champion Cutting Tool Titanium Impact Ready Step Drill Bit (1/4 to 1-1/8): MSD-HEX-13 Titanium Nitride (TiN) coated for enhanced performance and longer tool life Impact Ready! 1/4" Hex Shank is ideal for use in impact drivers and cordless power drills 2 Flute design drills faster, cleaner holes than other step drills on the market! Accurate, fast drilling due to self starting split point! Ideal for drilling steel plate, stainless steel, sheet metal and tubing up to 1/8" thick. Popular applications include drilling junction boxes, metal studs, electrical appliances, lighting fixtures, PVC, plexiglass and auto body repair.