Use this Grade A tumbling grit to tumble rocks in a rotary tumbler and bring them to a gem like finish. You can select the perfect kit for your tumbler size and the number of loads you are tumbling by selecting tumbler size and # of loads in the select boxes. The kits are designed and measured to give you excellent results in your rotary tumbler. The grit and polish is offered with free shipping! within the US.The standard tumbling process for rocks is a standard four step process utilizing these abrasive and polishing materials packaged in reclosable bags. The following four items are included.
- One package of coarse silicon carbide (60/90 grit) used in Step 1
- One package of medium silicon carbide (120/220 grit) used in Step 2
- One package of pre-polish aluminum oxide (500 grit) used in Step 3
- One package of polish aluminum oxide used in Step 4