Made this design for adding Gridfinity bins etc. to my Mitsutomo tool wall.
Can be used on any wall plates with a 18.5mm matrix of 6mm square holes. (In Denmark available at Harald Nyborg)

There is only base plates in this design, use one of the links below to find the bins etc. you might need.

Available in following sizes: (rows x positions)

Gridfinity-Mitsutomo 1x1
Gridfinity-Mitsutomo 1x2
Gridfinity-Mitsutomo 1x3
Gridfinity-Mitsutomo 1x4
Gridfinity-Mitsutomo 2x2
Gridfinity-Mitsutomo 2x3
Gridfinity-Mitsutomo 2x4
Gridfinity-Mitsutomo 3x3
Gridfinity-Mitsutomo 3x4 

The Lock can be used to secure the base plates to the wall. Add a lock en each end of the Gridfinity-Mitsutomo base plate.

Links

Gridfinity collection: https://www.printables.com/model/468247-gridfinity-collection

Gridfinity Bins: https://www.printables.com/model/805926-gridfinity-bins

The design is based on the skeletonized baseplate from this Fusion 360 Add-On:

Fusion 360 Gridfinity Add-On: https://apps.autodesk.com/FUSION/en/Detail/Index?id=7197558650811789&os=Win64&appLang=en

Instructions:

Print orientation: Print with bottom part on the bed.
Support: Add support to the fixing taps. 
Material: PLA, ABS, PETG etc.
Nozzle size: 0.4-0.6mm
Walls: 3
Layer height: 0.2-0.3mm 
Infill: 15%