Marble Stone Concrete Polishing Pads Super Concrete Tools Ltd. Base Info Model NO.:RFP-14Manufacturing Process:SinteredShape:CylindricalBonding Agent:MetalGrit:50# to 3000#Thickness:10 mmUse:Dry , WetTrademark:Super Concrete ToolsSpecification:3 inchOrigin:Xiamen Description Pre:Honeycomb Floor Dry Polishing Pads Next:Dry Floor Diamond Polishing Pad