Abrasive belts for power-operated sanders; Abrasive blast cleaning machines; Abrasive disks for power-operated grinders; Abrasive disks for power-operated sanders; Abrasive wheels for power-operated grinders; Air powered tools, namely, saws; Belt sanding machines; Blades for power tools; Circular saws; Polishing machines for use in grinding and polishing metal, wood, ceramics and plastics