Bosch HC2146 Rotary Hammer Drill Bit Concrete, 10" Clearance Eliminates messy tank clean up

Eliminates messy tank clean up

Installs ducted 3-1/4" x 10" (vertical and horizontal)

Designed to close doors and gates automatically

Blend of tapered nylon and polyester filament

Tuftex PolyCarb is backed by a Lifetime Limited Warranty

Bosch HC2146 Rotary Hammer Drill Bit Concrete, 10" Clearance Eliminates messy tank clean upHighlights: 7 8" diameter 8" usable length 10" overall length Solid carbide head tip Drills faster with less carbide wear Flute design runs cooler with fast dust removal Active conical tip provides cleaner, rounder holes Wear mark on bit assures accuracy of hole diameter Diffusion bond for extreme durability in rebar and all concrete types