… cermets by means of grinding stones, abrasives or polishing products, other than gear cutting, gear grinding or gear …
Explanatory notes
… cermets by means of grinding stones, abrasives or polishing products, other than gear cutting, gear grinding or gear … on a wall or on another machine, and are thus usually provided with a base plate, mounting frame, stand, etc. The … whose function is to perfect, to the desired degree of precision, the work of other machines. This group …