This International Standard defines the various types of jig bushes in common use and gives the nomenclature, in English, French and Russian, which is associated with these bushes. Annex A deals with locking devices; annex B gives the various terms in German, Hungarian, Italian and Dutch. NOTE - The equivalent terms in annex B (German, Hungarian, Italian and Dutch) are published under the responsibility of the member bodies for Germany (DIN), Hungary (MSZH), Italy (UNI) and Belgium (IBN). Only the terms given in the three official languages of ISO (English, French and Russian) may be considered as ISO terms.