· Floor grinding machine, sometimes also named as Concrete grinding machine, Concrete polishing machine and Concrete polisher, it's an equipment used for grinding and polishing concrete floor. get free quote. × Send Enquiry To Us ! Δ. ×. Close. Manufacturer And Wholesale Suppplier,Since 1999. Honda,Robin,Locin,Lifan,Electric,Etc. OEM ODM, Warranty 1 Year. Tens Of .