400/600 Grit Silicon Carbide. Comes with FREE Polishing Instructions. Black silicon carbide pre-polish grit used during the third stage of tumbling. *Reliable US company producing highest quality products for over 20 years. We offer the most versatile tumblers on the market today.
400/600 Grit Silicon Carbide. Comes with FREE Polishing Instructions. Black silicon carbide pre-polish grit used during the third stage of tumbling.
*Reliable US company producing highest quality products for over 20 years. We offer the most versatile tumblers on the market today.
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