KomeStone K1 Quiet Rock Tumbler Kit , Kids Famil

Trusted by 3,000,000 Hobbyists Ranked 1 by Independent Review Publications Named the top rock tumbler by NBCs Today, BestReviews, BuyerGuide, and more 20222026 recognized for performance, reliability, and value. With over 3,000,000 orders shipped across KomeStones lineup as of July 2026, its the trusted choice for adults, hobbyists, and families who want a dependable tumbler that delivers real results.Designed for Adults, Kids, Teens, and Families Built for anyone who wants a quiet, reliable tumbler for everyday home use. The 2.5 lb capacity makes it the ideal first step up from a standard 1 lb beginner kit and with dedicated USbased support and replaceable components, the K1 is a machine adults and hobbyists trust, kids and teens can start on, and beginners can genuinely learn from.75 Quieter Rubber Barrel with 2.5 lb Capacity Process agates, jasper, quartz, gemstones, sea glass, and most popular tumbling stones. The 2.5 lb barrel gives you 2.5 the capacity of a standard 1 lb barrel, letting you polish more stones per batch. Its thick rubber construction cushions rock impact and reduces noise by up to 75 compared to plastic barrels comparable to a running dishwasher for a comfortable tumbling experience in living rooms, garages, workshops, and hobby spaces.Smart Controls with Pause, Resume and Settings Memory Choose from 3 speed settings and program each polishing stage on the clear LCD screen with the adjustable 9day digital timer. Pause the tumbler to check your stones, then resume without restarting your settings. Automatic shutoff stops the cycle when complete, while the memory function restores your settings after any power interruption the perfect, hasslefree control system for beginners and hobbyists alike. Set your stage, walk away, and come back to perfectly tumbled stones.Complete Rock Tumbler Kit Ready to Unbox and Start on Day One Includes the K1 tumbler, a thick 2.5 lb rubber barrel, 1 lb of rough rocks in 9 varieties sourced from around the world, four bags of 601201501200 polishing grit, ceramic tumbling media, a mesh strainer, jewelry findings, 3 drive belts, and a fullcolor illustrated guide. No additional purchases needed everything required to begin your first polishing batch is already in the box.StepbyStep Guidance for Every Level The included fullcolor guidebook covers everything from initial setup to finishing your first batch with detailed polishing techniques, troubleshooting steps, and practical tips like adding soapy water during polishing stages. Our USbased support team is also available anytime for polishing questions or machine help. Together, the comprehensive guidance and dedicated support help adults, beginners, teens, and families make real progress from rough stones to finished keepsakes. Makes a complete geology or STEM gift for rock enthusiasts of all ages.Replaceable Key Parts for LongTerm Ownership Core components are designed to be individually replaceable, not discarded. The motor, control panel, drive belt, rubber barrel, and metal lid kit are each available as replacement parts directly from KomeStone, with no planned end to parts supply. The K1 isnt a oneseason purchase its a permanent part of your hobby setup. Shop with complete confidence. Your K1 is backed by a 90day satisfaction guarantee and a 1year warranty. Miss Amazons return window Our USbased customer service team offers 247 hasslefree replacement or refund support weve got you covered. MORE DETAILS agerangedescription 8 years and up asin B09PYR2RRT bestsellersrank 15,938 in Toys Games See Top 100 in Toys Games 7 in Kids Rock Tumblers brandname KomeStone color Black customerreviews 4.4 4.4 out of 5 stars 3,198 4.4 out of 5 stars educationalobjective Teaching geology, creative design, patience includedcomponents 1 pound of rocks 4 bages of polishing grits ceramic pellets, 1 rock tumbler base 1 rubber barrel, 2 PU belts user instructions, jewelry fastenings adaptor screwdriver mesh strainer indooroutdoorusage Indoor itemdimensions 11.22 x 9.02 x 5.71 inches itemhighlight Reliable 2.5Lb Rotary Rock Polisher, Thick Rubber Barrel, 3 Speeds, 9Day Timer, Memory Function, Complete Gem Polishing Kit manufacturer KomeStone manufacturerpartnumber CAKS0107RT17 manufacturerrecommendedage 8 years and up materialtype Japanese carbon motor, Top quality of stainless steel, Tyre grade rubber, modelnumber K1 numberofplayers 1 operationmode Manual powersource AC adapter setname KomeStone K1 Professional Large 2.5LB Capacity Edition size Large supportedbatterytypes No batteries required theme Lapidary Tool for DIY Jewelry Crafts, Perfect gift choice for the families or friends, Rock Tumbler Kit for Polishing Stones, Rock Tumbler Starter Kit with Timer Motor, Rock Tumbler with Grits and Accessories, Stone Polishing Machine for Kids Adults unitcount 1 Count