35MM CORE DIAMOND DRILL CONCRET,WALL, STONE,CEMANT,MASONARY,BRICK & SIMILAR MAT
High performance tungsten carbide tipped core drills. Suitable for drilling quick, clean holes into brick, breeze block, masonry and concrete. Can be used for impact or rotary drilling. For best results, with minimal break-out, use with rotary action drilling. M22 threaded bore. Must only be used with TCT Hex or SDS Adaptors