CTC Switch Box for KCD11 switches

I needed a switch box to control an extruder fan and LED lighting. I had at home a bunch of small KCD11 SPST switches KCD11 (http://www.aliexpress.com/item/Free-Shipping-100pcs-LOT-250VAC-3A-Connectors-3-Pin-ON-OFF-Rocker-Switch-KCD11-8-5/1993568872.html), and found the nice designed box ( http://www.thingiverse.com/thing:1080129 ) by softwarebaer. Unfortunately, the switches he used for his box are larger than the ones I have, so I redesigned a new box...

This box is to be mounted in the low