Air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; Abrasive disks for power-operated grinders; Abrasive disks for power-operated sanders; Abrasive belts for power-operated sanders; Abrasive wheels for power-operated grinders; Electric sanders; Flap discs for power-operated grinders; Grinding machines for the treatment of ceramics and metal; Kits comprised of sandpaper sheets configured to fit power-operated sanders; Orbital sanding machines; Polishing discs for automated wet-polishing multi-head machines; Polishing system for use in single-head machines comprising grinding and polishing discs for stone profiling and edges; Power-operated abrasive wheels; Sanding pads for power-operated sanders; Sanding machines for woodworking