Tumbler kits run out of grit long before the tumbler wears out. Find your tumbler brand below to go straight to the refill kit made for it. Each kit is measured for that brand’s barrel size.
Brand-matched refill kits
National GeographicHobby, Starter & Professional tumblersNational Geographic Tumbler Refill Kit →SmithsonianSmithsonian rock tumblersSmithsonian Tumbler Refill →Harbor Freight / Central Machinery3 lb single and dual barrelHarbor Freight Tumbler Refill Kit →Lortone3A, 33B, QT6, QT12Lortone Tumbler Refill Kit →Thumler’sA-R1, A-R2, Tumble-Bee, MP-1Thumler’s Tumbler Refill Kit →Vibratory tumblersRaytech, Lortone & Thumler’s UV vibratoryVibratory Tumbler Grit Kit →
Other popular tumbler brands
These small and medium hobby tumblers all use a standard rotary barrel. Our universal grit and polish kit fits all of them.
AtoRockRotary hobby tumblerUniversal Grit & Polish Kit →Dan&DarciRotary hobby tumblerUniversal Grit & Polish Kit →Discover with Dr. CoolRotary hobby tumblerUniversal Grit & Polish Kit →KomeStoneRotary hobby tumblerUniversal Grit & Polish Kit →KoolStoneRotary hobby tumblerUniversal Grit & Polish Kit →Nature BoundRotary hobby tumblerUniversal Grit & Polish Kit →NSI (National Science Industries)Rotary hobby tumblerUniversal Grit & Polish Kit →TedcoRotary hobby tumblerUniversal Grit & Polish Kit →ToysmithRotary hobby tumblerUniversal Grit & Polish Kit →4MRotary hobby tumblerUniversal Grit & Polish Kit →Brand not listed?Any standard rotary tumblerUniversal Grit & Polish Kit →
Still not sure? Browse all tumbler refills or contact us with your tumbler model and barrel size.