Milwaukee MX4 SDS Plus Drill Bit offers symmetrical 4 cutter geometry Perfect round holes for optimal anchor fitting. This product is exclusively made in Germany. Optimum removal of dust and debris due to the high volume 4 flute geometry. Centering tip for easy spot drilling with pinpoint accuracy. Wider flute entrance leading to increased speed. More carbide leads to a higher durability of the tip and higher lifetime. 4 breaker points pulverize material more efficiently for faster drilling. Variable flute design: Thin flute- maximum debris extraction, higher speed and less friciton. Thick flute- higher stability and reduced bit breakage. Up to 20 per cent more holes per battery charge vs 4 cutter drill bit in concrete and vs. previous generation. Milwaukee Tool continues to drive innovation within the carpentry/remodeling industry with the introduction of the new products aimed at the professional trades.