... -100mmDOP 25,50,75,100mmM2 &M35 materialcoating availableThe hss annular cutter has specifications of Φ12-100mm and 30, 50, 75, or ... tubular forms.Suitable for all types of mag drill e.g. Nitto, Hougen, Alfra, Rotabroach, and BDS, etc.WANSUI® annular cutters ... other magnetic drill machine.Also applies to all types of vertical drilling machine, radial drilling machine, milling machine, lathe, etc.We ...