Description This FLEX FAM10001-31 31-Piece Impact Drill and Driver Bit is stocked with the most commonly used impact bit types and sizes, all optimized for long-lasting use. Power through the most demanding applications with precision, durability, and control in every bit. Each piece comes precisely engineered for optimal impact distribution, so no energy or effort goes to waste. Plus, with FLEX Impact Shield torsion, these bits come ready to prevent breakages that would disrupt your workflow. The FLEX FAM10001-31 tough titanium drill bits are packed friction-fighting power and durability to drill on and on. All this, packed in a FLEX Stack Pack™ storage case for easy organization and accessibility.