{"product_id":"rock-tumbler-kit-4-speeds-1-9-day-timer-3-lb-barrel","title":"Rock Tumbler Kit, 4 Speeds, 1–9 Day Timer, 3 lb Barrel","description":"\u003cp\u003eRock tumbler kit for quiet, consistent stone polishing—turn rough gemstones into smooth, shiny keepsakes with less mess and less maintenance. The belt-free direct-drive motor runs at ≤35 dB for low-noise use, while 4 speed settings and a 1–9 day timer help match each tumbling stage. A 3 lb heavy-load barrel increases batch size for faster results at home, in classrooms, or for family crafting.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eDelivers low-noise tumbling at ≤35 dB with a belt-free direct-drive motor for smoother operation and reduced upkeep.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eAdjusts speed from 75–120 RPM across 4 settings to match shaping, smoothing, and finishing stages.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSets cycles with a 1–9 day polishing timer for controlled results without constant monitoring.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eProtects runs with overload protection and power-off memory that resumes the remaining cycle after outages.\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eIncludes rough gemstones, polishing grits\/powder, sieve, shaker balls, and jewelry cords\/bases for gifting and displays.\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e\u003cbr\u003e\u003cbr\u003e\u003cp\u003eStart with included assorted rough stones, follow the step-by-step manual, and refine each batch from coarse grind to final polish. The large 3 lb barrel helps you process more rocks at once, reducing refills and keeping results uniform. Designed for beginners and experienced hobbyists alike, this stone polishing kit supports creative projects, science learning, and DIY jewelry making. Grab yours today and begin transforming raw stones into polished pieces worth keeping.\u003c\/p\u003e\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003cbr\u003e\u003cul\u003e\n\u003cbr\u003e\u003cli\u003eOperation noise: ≤35 dB\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDrive type: belt-free direct-drive motor (low-voltage)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eSpeed settings: 4 levels, 75–120 RPM\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eTimer: 1–9 days\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eBarrel capacity: 3 lb heavy-load barrel\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDimensions (without barrel): 8.66 x 7.09 x 4.8 in (220 x 180 x 122 mm)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eDimensions (with barrel): 8.66 x 7.09 x 9.84 in (220 x 180 x 250 mm)\u003c\/li\u003e\n\u003cbr\u003e\u003cli\u003eNet weight: 7.17 lb (3.25 kg)\u003c\/li\u003e\n\u003cbr\u003e\n\u003c\/ul\u003e","brand":"B2X","offers":[{"title":"Default Title","offer_id":55518520607047,"sku":"VEV-008686-B","price":129.0,"currency_code":"CHF","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0878\/5402\/2983\/files\/RockTumblerKit4Speeds19DayTimer3lbBarrelDefaultTitle.jpg?v=1792659657","url":"https:\/\/bluemall.ch\/en\/products\/rock-tumbler-kit-4-speeds-1-9-day-timer-3-lb-barrel","provider":"Bluemall","version":"1.0","type":"link"}