Rock Tumbler Kit, 2 lb Barrel, 4-Speed, 1–9 Day Timer

Rock tumbler kit delivers quiet, consistent polishing so you can turn rough stones into smooth, shiny gems at home. A belt-free direct-drive motor reduces maintenance and runs at ≤35 dB for a more comfortable crafting experience. Use the 1–9 day timer and 4 speed settings to match different materials and polishing stages. The 2 lb barrel boosts batch size to save time, while constant-speed control supports even results for beginners, kids, and adult hobbyists.

• Delivers low-noise operation (≤35 dB) with belt-free direct-drive motor for smoother runs and less upkeep


• Adjusts with 4 speeds (75–120 RPM) plus 1–9 day timer to suit shaping, smoothing, and finishing stages


• Protects with overload protection and power-off memory to resume the remaining cycle after an outage


• Holds more with a 2 lb heavy-load barrel to polish larger batches and reduce refills


• Includes rough gemstones, grits, polishing powder, tools, and jewelry findings to start crafting right away

Create polished stones for displays, collections, and DIY jewelry without guesswork. This stone polishing kit includes 8 types of rough stones and the abrasives needed for step-by-step tumbling, plus a sieve and shaker balls to support cleaner, more uniform processing. Add pendant cords and ring bases to turn your finished pieces into wearable gifts or science-and-craft projects for family time. Set your speed, choose your cycle, and let the tumbler do the work—grab yours today and start revealing each stone’s natural character.

• Motor: Low-voltage belt-free direct-drive


• Noise level: ≤35 dB


• Speed settings: 4 levels, 75–120 RPM


• Timer: 1–9 days


• Barrel capacity: 2 lb


• Protections: Overload protection; power-off memory


• Dimensions (without barrel): 6.22 x 7.68 x 2.52 in (158 x 195 x 64 mm)


• Dimensions (with barrel): 6.22 x 7.68 x 6.02 in (158 x 195 x 153 mm)


• Net weight: 4.56 lb (2.07 kg)


• In the box: Manual, assorted rough stones, round abrasives, microcrystalline silicon carbide, polishing powder, sieve, hollow shaker balls, rings, pendant cords, flat ring bases, adapter