Customiziable Plastic Cleanup & Finishing Tools!

For a quite a while I have been using a finishing tool (https://alexa.design/2pnshBA) to clean up my 3D printed parts. However I wanted to have something a little more "customizable" as I have a ton various CNC bits around with 1/8" shafts which work great to really get the fine detail cleaning those hard to get places but hard to hold so I designed to hold those 1/8" inch (3mm) bits (checkout an assortment of bits here:http://amzn.to/2o7HJ5G) so I borrowed from another 1/4" driver handle and m