This is an interesting combination wrench set. It combines a deep offset box wrench (ring spanner) with an open end wrench. There is also a set of hex keys, presumably metric.
Gedore Werkzeugfabrik GmbH & Co. KG, Germany. https://www.gedore.de
https://www.gedoretools.co.uk
https://www.gedoretools.com
Tools on Site, Netherlands. https://www.toolsonsite.nl
Post time: Jul-15-2017