Heller heller bionic pro sds hammer masonry drill bit 10mm
This heller bionic pro sds hammer bit has rounded cutting edges and improved carbide plate geometry it has a stabilised head for greater robustness when undergoing reinforcement impacts there is a patented lsquobionic concept39 double cutting edge design for maximum cutting power and strengthened carbide geometry with a double centering point as well as a two point centering area for overall optimal power distribution