<ul><li>Ideal for polishing rocks and gem stones</li><li>High Quality Straight Graded Silicon Carbide</li></ul><br><br>5lbs of Straight Graded 220 Grit Silicon Carbide. Straight Graded for consistent results time and time again. Ideal for step 2 of a 4 step tumbling system!

JESCO 5lb 220 Grit Silicon Carbide, Straight Graded

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