DEWALT SDS Plus XLR Concrete Drill Bits offer the highest levels of performance for the hardest applications. They have a superior carbide grade and geometry which ensure greater resistance to breakage and premature wear to ensure maximum drill bit life and durability. The drill bits have four-cutter geometry to deliver maximum hole concentricity for better fixing retention. The optimised four flute design allows efficient debris removal and greater flute durability.Select Option 10 x 210 x 150mm10 x 260 x 200mm12 x 200 x 150mm5 x 160 x 100mm6.5 x 210 x 150mm8 x 210 x 150mm Add to Basket Quantity