Also known as: AHN-3018005, HAN3018005, IRW3018005; Oxide treatment resists corrosion, helps prevent bit from rusting Turbomax tip starts up to 10x faster Flatted shanks above 11/64" eliminates slippage in drill chuck Reduced shank above 3/8" allows the use of larger drill bits in a 3/8" chuck Rubber overmolded case protects kit if dropped Tap and Drill selection chart for convenient reference. Automatic indexing for easy bit access and identification Removable cartridges: easy to carry bits from case to worksite Sizes include 1/16" to 1/2" in 1/64" increments