1)dental burrs,tungsten carbide sand wheel 2)Material:diamond 3)Different types ... ,6mm dental burrs,tungsten carbide sand wheel(1)used for foundry grinding, grinding disc, oil nozzle and other irregular parts ... WA(white fused alumina), A(alumina),GC(green silico carbide) More product pcs:manufacturer specialized in Roll taps, spiral ... as end mills, drills, saws.. dental burrs,tungsten carbide sand wheel