After cutting, swipe edges with fine-grit sandpaper. Cut the remaining countertop into fence pieces (see Cut List and Figure A), using a table saw and/or miter saw. Cut the router bit access (A, B, C) ...
Use it to plug in your router table, disc sander and shop vacuum ... Screw the floor flange to your workbench, insert the pipe into it, and screw on the cap. Then just set the paper towel roll over ...