MULTI-PURPOSE This diamond Finger milling drill countersink bits is designed for BevellingEnlarging, Grinding and Polishing the exsit holes or shaping edging materials
APPLICATION The milling chamfer effectively eliminate the rough holes of ceramics, tiles porcelain marble and other materials, you can grinding first, and them chamfering make the hole with no chip
HIGH-GRADE DIAMOND High quality dimoand grain make the edge of the hole smooth and clean, and can achieve excellent surface effect
ATTENTION This is not a core bit for drilling. It doesnt make holes but it bevels the hole cleaning and reinforcing the borders when the borders are chipped or need to be clean Reduce the contact surface, tilt moderately, do not press directly with force, shake slowly and slightly along the force, and the range should not be too large
USEDWidely used in Angle Grinder with M14 Thread, recommended RPM is 6000,max RPM is 11000