7 Machines and machine tools for treatment of materials and for manufacturing, namely, horizontal CNC (computer numerical control) machining centres, vertical CNC (computer numerical control) machining centres, turning centres and units, drilling centres and units, vertical and horizontal milling machines, milling and boring machines and units, universal machining centres, flexible manufacturing cells, flexible manufacturing systems, rotary indexing machines, transfer lines, threading machines and units, tapping machines and units; bearing to shaft locking devices as part of machines; clamping devices for use with machine tools, namely, clamps for use in the precision clamping of work pieces, metal clamps used for holding piece parts on machine tool tables, vices and jaws; clamping devices being parts of machine tools, namely, clamps for use in the precision clamping of work pieces, metal clamps used for holding piece parts on machine tool tables, vices and jaws; hydraulic torque wrenches; workpiece clamping attachments being parts of machines; collets for power tools; chucks for power drills; mechanically operated hand-held crimpers; workpiece clamping attachments being parts of machines; clamp connectors for piping being parts of machines; clamping tools for holding piece parts during machining; universal joints, namely, cardan joints not for land vehicles; shaft couplings for machines; pressure transformers, namely, pressure reducers as parts of machines; pressure controllers, namely, valves being parts of machines; valves being parts of machines; hydraulic valves for machines; clack valves being parts of machines; couplings for machines; shaft couplings as parts of machines; machine couplings other than for land vehicles; hydraulic accumulators being parts of machines; hydro-pneumatic accumulators being parts of machines; hydraulic accumulators being parts of machines; drum filters for horizontal CNC (computer numerical control) machining centres, vertical CNC (computer numerical control) machining centres, turning centres and units, drilling centres and units, vertical and horizontal milling machines, milling and boring machines and units, universal machining centres, flexible manufacturing cells, flexible manufacturing systems, rotary indexing machines, transfer lines, threading machines and units, tapping machines and units; anti-pollution devices for motors and engines; filters for machines, namely, high pressure hydraulic filters; pressure intensifiers being machines; none of the foregoing for use in connection with waterjet cutting machines or parts or accessories therefor, or equipment for use therewith