Abrasive disks for power-operated grinders; Abrasive wheels for power-operated grinders; Circular saws; Cutting machines; Electrical drills; Floor polishing machines; Grinding and polishing machines; Milling cutters for milling machines; Pads for floor polishing machines; Polishing discs for automated wet-polishing multi-head machines; Polishing machines for use in grinding and polishing metal, wood, ceramics and plastics; Polishing system for use in single-head machines comprising grinding a...