Design Talk – Easy Hobby Machinist Centering Jig!

In this episode, we will be taking a look at a nifty fixture I whipped up in Open SCAD to center my 3040 CNC (see more here: to center round stock (like a coin) in horizontal fixtured chuck (see more here: Also if your looking for a 3 jaw chuck to build a similar fixture you can find a low-profile one here which is affordable.

Looking for an affordable 5 Axis CNC:

CO2 Laser are both handy and affordable:

Please visit for more information on this and many other projects!

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