Original Zeiss Ikon Universal-Bautenschlüssel / Maßschlüssel. Ideales Werkzeug für Architekten, Bauleiter und Handwerker. Zum Öffnen von Türen ohne Beschlag (PZ-Lochung) und zum Ausmessen von Zylinderlängen. Robuste Qualität, Made in Germany. [EN] Professional Zeiss Ikon Construction & Architect Key. A universal tool used for opening doors during the construction phase before handles/cylinders are installed. Features a square drive for lock operation and measurement scales for lock cylinders. High-quality vintage tool, Made in Germany.
eBay