felt wheel 1.100% wool 2.Size:180*20*22mm 3.density:0.45g/cm3 felt wheel1.100% wool.2.Size:180*20*22mm.3.density: 0.45g/cm3.To polish glass, glass utensils,crystal,marble,jadeware,furnitureTo polish stainless steel plate, stainless steel parts,big shaped stainless steel craftsTo polish plastic outer covering, electronic componentFor auto polishing felt wheel