Rock tumbling, Lortone, silicon carbide and aluminum oxide, white and grey, coarse / fine / pre-polish / polish compound. Sold per kit.
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Item Number: H20-3968BS Have a question about this item?
Get a professional, high-gloss finish with the Lortone 4-step tumbler grit kit. Use with the Lortone Model 3A Rotary Tumbler to create a quality polish on hard stones at a low cost.
Kit includes enough material to polish up 12 pounds of rock:
Step 1 - Coarse (1-pound, 60/90 grit silicon carbide)
Use for initial grinding and shaping of rough stone.
Step 2 - Medium/Fine (14 ounces, 120/220 grit silicon carbide)
Use for smoothing stone surface after initial shaping.
Step 3 - Pre-Polish (12 ounces, aluminum oxide)
Use to prepare stones for final polishing.
Step 4 - Polish (12 ounces, ultra-fine aluminum oxide)
Use for final polishing on pre-polished stones.