Shopmade Slot Mortiser
Use your router to cut mortises with speed and accuracy
Synopsis: Shopping for a commercial slot mortiser was a shock for Gregory Paolini’s pocketbook. So Paolini, who cuts countless mortise-and-tenon joints for the Arts and Crafts-style furniture he builds, decided to make his own. His adjustable mortiser is reliable and accurate, simple to make, and cuts mortises with ease.
As a member of a professional guild, I make a lot of Arts and Crafts style furniture, and I cut countless mortiseand-tenon joints. I used to cut the joints with a combination of hand and power tools, but I quickly realized that I had to find a more efficient way if I was going to keep the price of my furniture out of the stratosphere. I tried many different methods, but when I saw furniture maker and teacher Gary Rogowski using a slot mortiser, I was sold on the idea.
A slot mortiser basically is a table with a horizontally…