making Barrel polishing machine

Created Date: 2018-10-31/ updated date: 2018-11-01
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    making Barrel polishing machine by mmatsumoto1026 is licensed under the Creative Commons - Attribution license.
    Summary

    Memo

    The idea to break the balance and create vibration

    posted by mmatsumoto1026 on November 01, 2018
    Is attaching debalabcer to fan's wing.

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