Universal spanner for cartridge cover ring

Spanner for cartridge cover rings (ACTIS/-S, ALTA, ALTA/-F/-S Compact, ALTA-S Compact Vario, ALTA-S-F Compact, ARCOS, CULINA-S, ELOS-W, FILO/-A/-S, FINESS, FONTAS/-A, KANTOS, LINEE/-S, LINUS/-F/-S, LINUS-S Hebel links / Vario, LINUS-S-F, MASTER, MASTER Control / ILUX, MASTER-S Duo / Duo Control / Profi / Semi-Profi, TALOS/-S, ZENOS/-S, ZIROS, ZIROS Control)