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ALUMINIUM OXIDE POWDER 0.5 Micron 250 Grams. Aluminium Oxide Powder mixed as a paste and used on a leather or felt buff will give a very high final polish when cutting gemstones. This is very fine powder equivalent to 50,000 grit. |
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Aluminium Oxide Powder 0.5 Micron - 250 Grams
$18.18
($19.46 †)