Loading

MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.

Download Now

Report as inappropriate

I would not try to make it smaller. There needs to be enough room to allow the folded sandpaper strips to be held in place.
The default sanding wheels you can buy for dremels are 13 - 14mm so no real need for a smaller one of these imho.
but that's just me ;)