Karakuri Magnetic Screw Holder Published on October 3, 2017 in Fundamentals of Karakuri KaizenFull resolution (1039 × 427) Karakuri Magnetic Screw Holder Example of a Karakuri Magnetic Screw Holder. Very well known and popular example from Toyota, nowadays also used in many other factories. This work by Christoph Roser at AllAboutLean.com is licensed under a Creative Commons Attribution-ShareAlike 4.0 International License. Please credit the image as shown below. For digital documents and web pages please do include the links as shown below. Thank you.By Christoph Roser at AllAboutLean.com under the free CC-BY-SA 4.0 license.