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Machines and machine tools for treatment of materials and for manufacturing; cutting, drilling, abrading, sharpening and surface treatment machines and apparatus; tools as parts of machines; cutting tools (mechanically operated tools); milling tools (mechanically operated tools); recessing tools (mechanically driven tools); mechanical tools for machine tools; drilling machines; engines, powertrains, and machine parts, and controls for the operation of machines and engines, namely chucks, drill chucks, tool holding fixtures, machine tool holders, shrink chucks, extensions for tools, indexable insert, milling chucks and shrink chucks being parts of chip cutting machines, tool setting apparatus for setting and adjusting tools, modular couplings for machine tools; parts and accessories for all the aforesaid goods, included in this class. Hand-operated tools and implements for treatment of materials, and for construction, repair and maintenance; cutting, drilling, grinding, sharpening and surface treatment hand tools; rotary metal cutting tools [hand-operated tools]; borers; tool holders; parts and accessories for all the aforesaid goods, included in this class.