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 and motors, drives, parts of machines and controllers for the operation of machines and engines and motors, namely, chucks, drill chucks, tool holding fixtures, tool holders for machines, shrink chucks, tool extensions, indexable insert, milling chucks and shrink chucks being parts of cutters [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