Little robot pen holder created and designed with Moi3d CAD software.There are two parts robot and pen holder basket detached.Both solid objects as you can see on my preview sreenshot.This size I uploaded here is suitable for my wacom bamboo stylus with diametar 1 cm.If You need it for pencil you can resize it to be smaller.
In case you need it with less ngons,please let me know and I will export it.I can export it in to IGS,FBX,STEP extensions