Abrasive disks for power-operated grinders; Blades for electric rotary cutting machines; Blades for power tools; Circular saws; Hydraulic wire saws; Pads for floor polishing machines; Polishing discs for automated wet-polishing multi-head machines; Power saw blades; Machine parts, namely, polishing discs for floor polishing machines; Power tools, namely, drills, routers, and circular saws