DeWalt DW5418B25 1/4 x 6-1/2 x 8-1/2 Rock Carbide SDS+ Hammer Bit (Bulk-25)

: Four flute design - Enlarged flutes clean debris out for fast efficient drilling. * Innovative tip design maximizes carbide surface contact for longer life. * Optimized core diameter maximizes hammer energy for greater impact power.

Amazon Sales Rank: #415367 in Home ImprovementBrand: DEWALTModel: DW5418B25Dimensions: .13 pounds Optimized core diameter maximizes hammer energy for faster drillingFour flute design cleans debris out for fast, efficient drillingPilot point tip starts on contact for greater accuracySerrated titanium carbide tip