pstrongFeatures and Benefits:/strong/pulliOptimized for Impact Drivers, Drill/Driver Compatible/liliTitanium Aluminum Nitride (TiAlN) coating delivers 5x Longer Life than competitive Impact Step Bits./liliThe Rapid Strike Tip? provides fast and accurate starts./liliA dual spiral flute combined with the Rapid Strike Tip? delivers up to 2x faster holes than competitive Impact Step Bits./liliThe optimized SHOCKZONE? reduces early shank breaks./li