The file 'IKEA SKADIS Wrench Holder 3D Printer Model' is (STL) file type, size is 290.0KB.
Use with M3 countersunk screws and my M3 nuts (https://www.thingiverse.com/thing:5683037)Designed for 5.5 7 8 10 13 mm wrenches. (M3 M4 M5 M6 M8)