Lansky Handle Flat Bottom

I remixed Handle for Lansky knife sharpening system
by blecheimer, published Jul 8, 2016

Original model had a square recess on the face of the tool to accomodate stones. I wanted a version with a flat face which allows me to glue a piece of leather, balsa, sandpaper, etc. Also increased the size of the holes as they printed way too small on my printer.