Jon's Hobbies

  1 responses to Part 7: DIY CNC : Argh Precision Linear Guides!

  • I have used a piece of old granite that was the cut-out from a kitchen counter top. Then you lightly spray water on it and use varying grit wet or dry sandpaper. The water hold the paper like glue but its way easier to switch out. Plus the granite is super flat and polished.

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