180mm Wet Concrete Polishing Pads Super Concrete Tools Ltd. Base Info Model NO.:WP-12Manufacturing Process:SinteredShape:Disc-ShapedBonding Agent:ResinGrit:50# to 3000#Trademark:Super Concrete ToolsSpecification:3 inch to 7 inchOrigin:Xiamen Description Pre:Wet Marble White Floor Polishing Pads Next:Honeycomb Floor Dry Polishing Pads