Upgrade my tower drill guide portable, jig I make more better than I make before, on this design i use new system this is more stable and low vibration. I can use all my drill coz universal, With this drill guide, you can make perfect holes everywhere and ecery time. Easy for build and very cheap. Every time perfect and straight drill hole.



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https://drive.google.com/open?id=1IU...3Q5xJgUz8yWdBs