Summary

Modelmakers and craftsmen often need a variety of small files and sanding blocks of various sizes and grits.  Here's an easy way to turn some of your plywood or MDF scraps and offcuts into some useful tools.

This is really more of a design prompt than a project that requires you to follow these specific details, honestly.  Make them of the size and width that will be useful to you.  These ones take strips from a 1/4 sheet of sandpaper and are 3/4 inch wide.  The hole in the handle lets me hang them ready for action on a nail on the backstop of my bench.