The aim of this part of ISO 3002 is to apply the basic teminology defined in the parts 1 to 4 specifically to grinding operations. The meaning of the word grinding is considered in a limited sense as a material removal operation in which the tool is a grinding wheel. The primary motion is the rotation of the grinding wheel. A feed motion is applied to the tool or workpiece to obtain a continuation of the removal of workpiece material in the form of small chips by the action of individual cutting edges. It may consists of several components.