Mechanical electric tools and mechanical compressed air tools, namely, surface-restoration grinders; tools as parts of machines, namely, grinding discs for abrasive surface-restoration, tool heads with milling machine wheels, milling machine wheels, diamond abrasive discs for power operated grinders, tungsten-carbide abrasive discs for power operated grinders, and dust-extraction covers for the aforesaid goods

Mechanical electric tools and mechanical compressed air tools, namely, [ milling machines, grinding machines, cutting machines, ] surface-restoration grinders and surface-restoration mills; tools as parts of machines, namely, grinding discs, tool heads with milling wheels, milling wheels, diamond discs, tungsten-carbide discs and dust-extraction covers * for the aforesaid goods* [ ; parts of all aforementioned goods included in this class ]