Patented Power Breaker cutting edges for higher drilling speed. Improved impact transmission. Enlarged reinforcement chamfers reduce the likelihood of snagging when hitting reinforcement. Ideal for use with light (cordless) hammer drills. Maximum break resistance. Speed 2 cutter. Patented reinforcement chamfers reduce friction and increase drilling speed. New design of the centering tip enables higher drilling speed and longer service life. Contents: 10 pieces
