This is my first official home made vibratory tumbler for rock/pebble/brass cleaning.
Here are some before and after photos of the pebbles:
http://i49.tinypic.com/122p8qs.jpg
http://i48.tinypic.com/34eys5e.jpg
Though not managed yet to polish anything yet apart from a blur shine to the pebbles ..
The main point of it is to show the potential of the speed variable and vibration variable by adjusting the screw and controler.. assuming different media need different speed and vibration amplitude to g
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