... gloss finish shortly. 3.Resonable price concrete dry floor polishing pads Item No.Dia.(inch)Dia.(mm ... hard materials, like marble,granite,reinforeced concrete,ceramics,floor,etc. The pads are in the purposes for ... operated by hands. 1. Generally used for the line, chamfer, arc board and other special type of ... grinding and polishing with the polishing pads, the floor surface will show a mirror effect. 3. ...