Skadis holder for TESTBOY 10 Non-contact voltage tester or any other tool with max diameter of 25mm.
TESTBOY 10 info:
https://www.testboy.de/en/products/spannungstester/produkt/testboy_10-1/
See also my other designs for more ways to Organize your tools on the Skadis board.
The author marked this model as their own original creation.