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how do you make a handheld ball mill

Make a Ball Mill in 5 Minutes Step 1: What You Need.A bolt, a nutand maybeawasher. Epoxy putty. Steel or lead balls which in my case I substituted... Step 2: Bolt the Container.Drill a hole deadcenter of the container's bottom.Putthe bolt through the hole. Thread... Step 3: Join the ...

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