FOUR-CUTTER CARBIDE TIPPED HEAD DESIGN: Delivers up to 2x life in concrete with rebar (vs hawera sds-plus two-cutter concrete drill bit) FOUR-CUTTER HEAD: Provides four cutting edges to hit rebar, to help prevent the bit from getting stuck CENTERING TIP: Ideal for drilling anchoring holes to enhance the precision of hole placement FOUR-FLUTE DESIGN: Standard flute design efficiently pulls dust away from the hole BOSCH-MADE CARBIDE: Promotes quality material for increased durability SDS-PLUS BIT DESIGN: For use with sds-plus rotary hammers