PUT A DAZZLING POLISH ON YOUR ROCKS with Polly Plastics rock tumbler grit and polish refill. Our one-of-a-kind rock polisher kit contains four different kinds of grits to provide initial shaping ...

improving delivery of rock tumbling grit, These rock tumbler ceramic pellets are safe to use with any rock tumbler. Ceramic tumbling media will wear down over time, but is still a useful rock ...