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Chinese Sandcrushed Stone Association

How to make foot power grinding stone - Henan Mining . Foot powered grinding wheel Tools and Tool Making. Old pedal powered grinding wheels Sign in to follow this Followers 1 I had two of this same make but one stone was way out of balance and it broke into pieces It leaves somewhere around 100 grit scratches I fabricated pieces missing to produce the pedal power then ing the wheel dry and

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