Wall-mounted drill bit holder

The drill bit holder contains holes for 40 drill bits with different diameters, started from 1mm, step between diameters is 0,1mm. Each hole is designed for store up to 4 drill bits with the same diameter.

A source of this model you may download by the link: https://forum.freecadweb.org/viewtopic.php?f=3&t=70324&p=611626#p611626
It requires Freecad v0.20 and newest.