This document specifies the most common nominal dimensions, in millimetres, of:

—    shape type 6: straight cup grinding wheel;

—    shape type 11: taper cup grinding wheel;

—    shape type 27: depressed centre wheel for grinding or grinding/cutting-off;

—    shape type 28: depressed centre grinding wheel, concave shape;

—    shape type 29: depressed centre grinding wheel, convex shape.

These bonded abrasive products are intended to be used for deburring and fettling/snagging of any surface of a workpiece using hand-held grinding machines (angle grinder). In this application, the workpiece is fixed and the grinding machine is guided by the operator.

This document does not specify limit deviations and run-out tolerances, which are given in ISO 13942.