7 Centrifuges; Air-operated power tools, namely, impact wrenches, ratchet wrenches, drills, grinders, orbital sanders; Centrifugal grinding machines; Centrifugal machines; Electric floor polishing machines and apparatus; Electric sanders; Electric wax-polishing machines for household purposes; Electric wax-polishing machines for industrial purposes; Grinding and polishing machines; Pads for floor polishing machines; Paint spray guns; Polishing machines for use in grinding and polishing metal, wood, ceramics and plastics; Power-operated angle grinders; Sanding pads for power-operated sanders; Screwdrivers, electric; Spray guns for painting