Grinding wheel /grinding stone Abrasive:A ,WA,PA,,GC Grit NO.:46#,60#,80#,100#,120#,180#,220# wheel diameter:3.2--50mm .A ... 35mmThe vitrified mounted point,the use of advanced formulation,manufacturing well- made with good wear resistance,grinding power.Installed in the ... the park ,park kok ,groove ,globoidal,cone,such as special surface grinding cutting ,repaire.but also a varity of metal materials ...