Extreme durability high speed steel cutting edges provide long life in tough applications, including nail embedded wood|Optimized for cordless drilling smooth, effortless drilling extends battery life|Fast, easy drilling aggressive lead screw tip pulls the bit through material quickly and effortlessly|Fast clean cutting, 3 cutting edges enhance chip removal for a fast, clean hole|Three cutting edges enhance chip removal for a fast, clean hole|Aggressive lead screw tip pulls the bit through material quickly and effortlessly|Screw point|Smooth, effortless drilling extends battery life