... : 1.3M Strong Non-woven 2.Coarse,Medium,Fine 3.Size: 1",2',3",4" 4.Professional Manufacturer 3M Non-woven Quick ... : Corse, Medium, Fine and Very Fine.(3)Size: any sizes is Ok, such 1", 2", 3',4' for we are the professional ... manufacturer,(4) Connection types: TR,TS,TP.3.Application:These roloc Discs can be used in lots of ...