Knipex 00 11 06 universal key knipex 00 11 06 this universal key from knipex has been manufactured for locking systems in electrical engineering the supply of gas and water air conditioning and ventilation systems industry technical installations in buildings designed to provide 9 different die cast zinc key profiles in one tool the construction version has plug in magnetically held support plus a catch for locks with profile cylinder hole and male square in steps knipex 00 11 06 u