Features and Benefits:�13 steps with laser engraving for clear stop on size identification�A dual spiral flute combined with the Rapid Strike Tip™ delivers up to 2x faster holes than competitive Impact Step Bits�Made in the USA with global materials�Optimized for Impact Drivers, Drill/Driver Compatible�The optimized SHOCKZONE™ reduces early shank breaks�The Rapid Strike Tip™ provides fast and accurate starts�Titanium Aluminum Nitride (TiAlN) coating delivers 5x Longer Life than competitive Impact Step BitsMilwaukee�s SHOCKWAVE™ Impact Duty™ step bits are engineered to deliver the most durable and fastest holes in the market. Made in the USA with global materials, these step bits have best-in-class performance in impact drivers and the versatility to be used in drills. The 1/4 in. hex shank with an optimized Shockzone™ provide the industry�s most durable shank, reducing early shank breaks. A titanium aluminum nitride (TiBone) coating helps deliver 5x longer life, while the Rapid Strike™ tip and dual spiral flute produces 2x faster holes.