Use this Grade A tumbling grit to tumble rocks in a rotary or vibratory tumbler and bring them to a gem like finish. It is advance processing of your rock material due to the use of Extra Silicon Carbide all steps. The kit includes enough media to tumble a full load of rock in a 3 pound rotary or at least twice as much rock in a vibratory tumbler and can also be used in other sized tumblers with simple ratio adjustment.
The tumbling process for rocks uses a four step process and these abrasive and polishing materials.
The following four items are included.
One 4 oz. package coarse Silicon Carbide (60/90 grit) used in Step 1
One 4 oz package medium Silicon Carbide (120/220 grit) used in Step 2
One 2 oz package pre-polish Aluminum Oxide (500 grit) used in Step 3
One 2 oz package polish Aluminum Oxide Fine (micron sized) used in Step 4
The abrasive media is shipped in separate plastic re-closable bags
