We Added the conventional quantity of twenty grit and ran the tumbler for a month. At the conclusion of the month we opened the barrel. A great deal of that twenty grit experienced survived! Rock tumbling can be a beloved passion that allows fanatics to transform rough, irregularly shaped rocks https://productsincludeboatholder82692.wikibriefing.com/2764851/5_easy_facts_about_absorption_plot_of_silicon_carbide_described