Cimco 208802 90 ruby red 68mm diamond core bit

Diamond core bits for dry and wet cutting, suitable for all commercially available diamond dry drilling machines (M 16 mount). Recommended speed approx. 2000 RPM, version with sintered or lasered diamond studs. Diamond segments made of diamond grain bond (chrome bronze / cobalt bronze). The core bits are equipped with a head slot for cooling, the base body hardness is 38 HRC. Version with lasered diamond studs made of diamond grain bond (cobalt bronze), working length 90 mm. For roof tiles (medium hard), old concrete (hard) and sand-lime brick (highly compacted). Diameter mm68