... dental burrs,tungsten carbide sand wheel 2)Material:diamond 3)Different types and sizes 3)Shank dia:3mm,6mm dental burrs,tungsten carbide sand ... wheel(1)used for foundry grinding, grinding disc, oil nozzle and other irregular parts of workpieces.( ... grinding. (3)Application: metals grinding, mend etc.(4)Diameter of shank:Φ3mm,Φ6mm(5)Material: diamond, PA, (pink fused ...