DIN EN 10020 Definition and classification of grades of steel; German version EN 10020:2000
DIN ISO 1085 Assembly tools for screws and nuts - Double-ended wrenches - Size pairing (ISO 1085:2016)*, 2018-12-01 Update
DIN ISO 1711-1 Assembly tools for screws and nuts - Technical specifications - Part 1: Hand-operated wrenches and sockets (ISO 1711-1:2019)*, 2021-02-01 Update
DIN ISO 691 Assembly tools for screws and nuts - Wrench and socket openings - Tolerances for general use (ISO 691:2005)
ISO 1703 Assembly tools for screws and nuts - Nomenclature*, 2018-02-01 Update
DIN 897:2007 history
2007DIN 897:2007-11 Box wrenches, double-head, modified offset - Dimensions and test torques series A
2007DIN 897:2007 Box wrenches, double-head, modified offset - Dimensions and test torques series A
1987DIN 897:1987 Box wrenches, double end, modified offset, with unequal openings; test torques series A