1. YG8 Tungsten Carbide 2. 2.35mm(3/32"),3mm,3.17mm(1/8"),6mm,6.35mm(1/4") shank 3. CNC machine ground flute 4. Tin,TiAlN Used Field: Industrial, Dental Lab, Nail BeautyCut type: double cut, single cut, diamond cut,nonferrous cutMaterial: K30Hardened ShankTreatment:: Titanium Coating, TiCN,TiALN Tungsten Carbide Burr