🔨 Drill Like a Pro with DEWALT's Ultimate Hammer Bit! Stay on point with accurate diameter measurements. Engineered with a robust tapered core for maximum strength. Sharp cutting edges create clean, round holes every time. Two-stage flute design ensures aggressive material removal. Rock carbide tip extends the life of your bit. 12" depth 3/4" diameter 10" length The DEWALT SDS+ Hammer Bit (DW5455) is a high-performance drilling tool designed for professionals. With a robust rock carbide tip and a tapered core, it ensures maximum durability and efficiency. The two-stage flute design allows for aggressive material removal, while the wear mark indicator guarantees precision in hole diameter. Ideal for drilling deep holes in alloy steel, this bit is a must-have for any serious contractor or DIY enthusiast.