"JointAbility - A great tool for the shop"

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     I have to admit that I have watched the demo of the JointAbility at wood shows for years and never realized exactly what a great tool it could be for most shops — even shops with a jointer.
   If your boards aren't perfect (and they never are), you should read about this very clever tool. It may be your answer to jointing boards — but let me tell you, it does a lot more.
   I don't usually get as rough sawn stock as shown here, but I thought I would use this board for the first demonstration of the JointAbility — it is impressive, isn't it?

  There is not much to the assembly of the JointAbility. The instructions are few but more than enough. I start by laying the unit on the table saw extension. A couple of small C-clamps keep it securely in place. I will move it to a better location, but this affords a real nice back-saving height. [Fact is, this may be a real smart place to use it. We will see soon.]

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    The "hardest" part is to get the screw/washer/spring sequence correct and the illustration makes that easy.
  

   I place the guide assembly on the two bolt/spring assemblies. They can be adjusted to align perfectly so that the guide board "floats" on the springs.

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  The next step is to trim the guide board. A D-handled router is suggested since it gives better control, but any router can be used.
   With the trim bit installed, I place a scrap piece of wood touching the bit and scribe a line at the base.

   I have cut off the piece adding about 1/8". I use this block to scribe a line the length of the guide. I do this on both sides.

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   With my trim saw, I cut to the line. The melamine chipboard does chip so I stay outside the line a bit.

   I follow the saw with the router. The router's base is guided by the heavy steel bar and gives a very exact cut. Note that I have painted a black arrow on the router base. This is a reminder to always have that side against the guide. While the router base is round, using this arrow will help me get exact, repeatable cuts. Fact is, even with the router plate being round, rarely is the bit centered exactly. Using the arrow will prevent error caused by a base which isn't exactly centered.

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   The JointAbility has a useful accessory called the Router Holster — a safe and handy place to store the router between cuts. I have undone the post and am adding the base for the accessory. Once installed, this base can be easily removed without removing this bolt. [And yes, if I had read the instructions, I could have done this step in the initial assembly.]

    Here it is. Ready to go. In fact, there is one more element to the system — an important one.

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