This International Standard gives a nomenclature in English and French of assembly tools for screws and nuts. NOTE In addition to terms used in English and French, two of the three official ISO languages, this International Standard gives the equivalent terms in German, Italian, Spanish and Swedish; these are published under the responsibility of the member bodies for Germany (DIN), Italy (UNI), Spain (AENOR) and Sweden (SIS). However, only the terms given in the official languages can be considered as ISO terms.