... Grit NO.:46#,60#,80#,100#,120#,180#,220# wheel diameter:3.2--50mm .A is suitable for steel ... PA are suitable for stainless steel and alloy steel.Wheel diameter:3.2-50mmHandle diameter:2.35mm,3mm,3 ... carving processing ,or used within the park ,park kok ,groove ,globoidal,cone,such as special surface grinding cutting ,repaire. ... stones ,jade processing abrasive polishing. Grinding stone /grinding wheel