February 2012. From International Mining.

Rockmore International has a new drill bit designed for hard rock drilling and blasting operations in drifting intended to increase drilling efficiency and to reduce operating costs. It says “the new B6 design promises to prolong bit life and increase drilling penetration rates. Designed to reduce operating costs in drilling blasthole patterns in tunnelling operations, the B6 increases overall drilling productivity by incorporating enhancements in the bit face design and improvements in the configuration of cutting geometry.”

Read full article.