Boehm-3: Test of Basic Concepts, Third Edition: K-2 | American Printing House
Boehm Punch set including handle 2-29mm, 16 pieces - buy at buchmann.ch
BOEHM JBL330PACC Hole Punch Set 3 - 30 mm Including Holder, Spring Centring Point, Rod with Compass & Replacement Blade in Plastic Case : Amazon.co.uk: DIY & Tools
Josef Böhm GmbH & Co. KG Spezialwerkzeuge für Musikinstrumente: English