Use this Grade A tumbling grit to tumble rocks in standard rotary or vibratory tumblers and bring them to a gem like finish. The refill 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 3 oz. package coarse Silicon Carbide (60/90 grit) used in Step 1
One 3 oz package medium Silicon Carbide (120/220 grit) used in Step 2
One 2 oz package pre-polish Silicon Carbide (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.
This product is made in the USA and is of the highest quality used in industry.