DIN 2232
DIN 2232 Geometrical product specifications (GPS) - Gap gauges "GO" with forged gauging member over 3 mm up to 100 mm nominal size
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2008
standard by Deutsches Institut Fur Normung E.V. (German National Standard), 07/01/2008