Fundamental Rockhound Products: 5 lb 500 Very Fine GRIT for rock tumbling polishing and vibratory laps Silicon Carbide<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>Five pounds Very Fine size 500 straight silicon carbide grit.</li><li>AAA Quality Graded Grit made for rock tumbling and vibratory laps</li></ul></div><img src="http://ecx.images-amazon.com/images/I/411meWMpyQL.jpg" noproxy>