How to Make a Jointer Jig

December 2021

Picture of Jointer Jig assembled

This post shows how to make a Jointer Jig that turns your table saw into a jointer. Often when we buy wood, even surfaced wood, the edges are rarely square. With this jig and a properly squared table saw (blade and fence – which yours should be for safety as well as accuracy) one can produce consistent straight and square reference points for your lumber!

The benefit of this jig is that it replaces the commercial equivalents that could end up costing $100 or more. With this file, you can build a sturdier jig using quality 3/4-inch plywood. Also, this file can be easily customized for multiple size (length and width) jigs.

You can get the digital file for carving here to create an accurate and square jig using your CNC!

The Etsy Listing:

The Etsy listing includes the following file types:
.dxf (easily imports to Carveco, Vectric – shapes on separate layers indicating the type of cut)
.svg (vector images – shapes only, do not carry toolpath info)

The hardware we recommended for the JIG!  

Useful Bits 

Listed below are some of the bits we’ve been using the most on our journey. For this Jointer Jig, we use a simple 0.25-inch endmill.  

  • Cody’s Jenny  
  • SkyOne CNC bits 
  • Amana and Whiteside 

How to Use the Jointer Jig

This jig is super simple to use. We set the fence to allow room for the jig to slide between the blade and the fence. Then, we set the flat side down on the jointer jig. If our boards aren’t flat, we joint (produce a level face) with a planer jig. We’ve been considering building a router jig as well to see which is better!

Next, we adjust the middle rail on the jig so that only a small piece of our wood extends beyond the jig. Next, we feed the jig and wood through the table saw to produce a nice clean cut. After the cut we have a board that is square to the fence on the side that was cut.

Board on Jointer Jig
Wood attached to the Jointer Jig and ready to cut!

Please stay tuned for more as we create projects!

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