This part of ISO 603 specifies the nominal dimensions, in millimeters, of:
— Type 1: Straight grinding wheel
— Type 5: Wheel recessed on one side
— Type 6: Straight cup wheel
— Type 35: Cemented or clamped disc wheel
— Type 36: Disc wheel with inserted nuts
— Type 37: Cylinder wheels with inserted nuts
These bonded abrasive products are intended to be used for the grinding of any surface and regrinding of workpieces. The workpiece is guided by hand, the grinding wheel is fixed.