Tapered mortise reamer. Tapered reamer tapered tenon cutter mortise reamer wood reamer tapered joints recent entries workmate upgrades and restore 4. Other chairmakers have taken that basic concept and elevated it to a new level. Ive also used wooden reamers with a bit of steel embedded in it which scrapes the sides of the mortise. Previously i linked to an article by jennie alexander about making a tapered reamer using just a piece of dry hardwood and a compass saw blade.
A few years ago i made a reamer and tenon cutter to make tapered mortise and tenons. With a reamer and a matching tenon cutter making perfect fitting tapered mortise and tenons is a breeze. For years i used a tapered reamer from england that never worked well. The tools described in that article are a bit rough but apparently work just fine.
The reamer is used to transform a cylindrical hole into a tapered mortise. Recently ive been trying to come up with a simple process to make a first rate tenon cutter to match the reamers that i sell.