The range of SPEEDHAMMER™ Power drill bits is the most powerful masonry bit available from IRWIN®. The unique tip design with 2X more carbide is optimized for fast, continuous drilling, even through reinforced concrete, delivering superior performance, and 2X longer life. The SPEEDHAMMER™ POWER bit has a high performance tip that’s manufactured with 2X more carbide. It easily powers through 2X more concrete and rebar than traditional masonry bits. When long life and durability are crucial, depend on the IRWIN® SPEEDHAMMER™ Power Bit.