Aluminum oxide 800 pre-polish is ideal for use on soft and difficult-to-polish stones like Apache tears and tiger's eye. Rock hounds can also use this pre-polish on extremely hard materials, such as minerals that measure 8+ on MOH scales. Excellent for polishing slabs. Great for use on soft or difficult-to-polish stones. Can be used as a final polish on hard materials. Ideal for slabs. Choose from a variety of amounts. 800 grit.
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