Engraving bit with Ring
Top diameter size = 3.17mm
Bottom tip diameter size = 0.1mm , 0.3mm , 0.3mm
Conical angle = 10 degree , 20 degree 30 degree
Coating = TiAIN
Top diameter size = 3.17mm
Bottom tip diameter size = 0.1mm , 0.3mm , 0.3mm
Conical angle = 10 degree , 20 degree 30 degree
Coating = TiAIN