DEWALT DW5707 1/2-Inch by 31-Inch by 36-Inch 2-Cutter Spline Shank Rotary Hammer Bit

The DW5707 : Hardened core reduces breakage. * Double flute removes material faster for more efficient drilling. * Concave head design allows dust to enter flute chambers quickly increasing bit life.

Amazon Sales Rank: #256356 in Home ImprovementBrand: DEWALTModel: DW5707Dimensions: 1.98 pounds ROCK CARBIDE tip maximizes carbide surface contact for longer bit life.U-flute cleans debris out for fast, efficient drilling.Open head design channels dust into flutes for quicker drilling.One year warranty, one year service contract, 30 day no-risk trial

Highest-quality tungsten carbide 2 cutter head. Large flute access for better dust extraction and longer life. Double flute design gives quicker dust extraction and faster drilling. Hardened core for extra strength and torque protection reduces breakage. Size: 1/2 inch x 22 inch x 27 inch