Blades for power saws; Electric hand-held drills; Machine parts, namely, blades; Machines and machine tools for the cutting and forming of materials; Machines for separating target materials from mixtures of materials; Mechanical presses for metalworking; Piston rings; Power tools, namely, drill presses; Self-lubricating mechanical friction parts, especially of composite materials, namely, wear rings, washers, bushings, spherical bearings, bearing pads, sliding blocks and machine transmission gears all for load bearing machines, conveyors, handling trucks and machines, lifting machines, agricultural machinery, construction equipment machines and hydraulic turbines; Taps being parts of machines, engines or motors; Tool bits for metalworking machines; Wood grinding machines; Bending machines; Brakes for machines; Brushes being parts of machines; Cutting machines for metalworking; Grinding tools for grinding machines; Metalworking machine tools