Symmetrical 4 cutter geometry (4 x 90°). Perfect round holes for optimal anchor fitting. New variable flute design. Thin flute at the tip for maximum debris extraction, higher speed and less friciton. Thick flute at the base for higher stability and reduced bit breakage. Up to 20% more holes per battery charge vs 4 cutter drill bit in concrete and vs. previous generation. New sharper angled tip design for easy spot drilling with pinpoint accuracy and increased performance on rebar.