Gridfinity model with cutout that fits the LTT Precision Screwdriver case perfectly. Has plenty of clearance to stack other bins on top of it. And is placed such that you can have the case open while it's sitting inside the bin.

Gridfinity dimensions: 3 x 4 x 8U tall

Original Model: https://www.printables.com/model/1303641-gridfinity-ltt-precision-screwdriver-case

Gridfinity designed by Zack Freedman (Thanks!)