DEWALT GUARANTEED TOUGH MASONRY DRILL BIT, 3/16 INCH DIA, 4 INCH OAL, 4 ELONGATED FLUTE, 25/64 INCH SDS PLUS, TITANIUM CARBIDE, BRIGHT, SILVER
SDS Plus 2 cutter drill bits have a strong tapered core to help resist flute breaks, especially when drilling deep holes. For optimal drilling speeds, the two-stage flute design features a variable helix pattern that quickly moves debris away from the contact zone. Plus, the two sharp, carbide-cutting edges deliver clean, round holes for secure anchor installation. These bits are made in Germany and are Guaranteed Tough .