K5 Rock Tumbler for Kids & Startersโ€“ Dual Noise-Reducing Rock Polisher with Timer, 3 Speeds & Memory Function, Complete Stone Tumbling Kit with Gems & All Accessories โ€“ A Fun STEM Gift

โ˜…โ˜…โ˜…โ˜…โ˜… 4.9 102 reviews

$49.97
Price when purchased online
Free shipping Free 30-day returns

Sold and shipped by constructioncleanla.com
We aim to show you accurate product information. Manufacturers, suppliers and others provide what you see here.
$49.97
Price when purchased online
Free shipping Free 30-day returns

How do you want your item?
You get 30 days free! Choose a plan at checkout.
Shipping
Arrives May 7
Free
Pickup
Check nearby
Delivery
Not available

Sold and shipped by constructioncleanla.com
Free 30-day returns Details

Product details

Management number 209886217 Release Date 2026/04/02 List Price $19.99 Model Number 209886217
Category
  • ๐Ÿ’ก We have also prepared extra belts for your spare use at no cost. Reach out to our customer center to get some โ€” absolutely free.
  • ๐Ÿ—๐ŸŽ-๐ƒ๐š๐ฒ ๐…๐ซ๐ž๐ž ๐“๐ซ๐ข๐š๐ฅ & ๐Ÿ-๐˜๐ž๐š๐ซ ๐–๐š๐ซ๐ซ๐š๐ง๐ญ๐ฒ โ€” ๐–๐จ๐ซ๐ซ๐ฒ-๐…๐ซ๐ž๐ž ๐๐ฎ๐ซ๐œ๐ก๐š๐ฌ๐ž: Includes a ๐Ÿ—๐ŸŽ-๐๐š๐ฒ ๐Ÿ๐ซ๐ž๐ž ๐ญ๐ซ๐ข๐š๐ฅ and ๐Ÿ-๐ฒ๐ž๐š๐ซ ๐ฐ๐š๐ซ๐ซ๐š๐ง๐ญ๐ฒ for added peace of mind. If Amazonโ€™s 30-day return window is missed, ๐”๐’-๐›๐š๐ฌ๐ž๐ ๐œ๐ฎ๐ฌ๐ญ๐จ๐ฆ๐ž๐ซ ๐ฌ๐ฎ๐ฉ๐ฉ๐จ๐ซ๐ญ ๐ข๐ฌ ๐š๐ฏ๐š๐ข๐ฅ๐š๐›๐ฅ๐ž to assist with replacement or refund requests. ๐‘๐ž๐ฉ๐ฅ๐š๐œ๐ž๐ฆ๐ž๐ง๐ญ ๐ฉ๐š๐ซ๐ญ๐ฌ ๐ซ๐ž๐ฆ๐š๐ข๐ง ๐š๐ฏ๐š๐ข๐ฅ๐š๐›๐ฅ๐ž ๐ฅ๐จ๐ง๐ -๐ญ๐ž๐ซ๐ฆ to help keep the rock tumbler in working condition.
  • Complete Starter Kit โ€” Everything Included: This rock tumbler kit includes a tumbler base, durable rubber barrel, 0.5 lb of assorted rough gemstones, 4 polishing grits, sifter, jewelry findings, 2 spare belts, and a full-color step-by-step guide. Designed so kids and starters can begin tumbling right out of the box without purchasing additional accessories.
  • Dual Noise-Reducing Safety Design: A thick rubber barrel combined with a sound-dampening safety cover helps reduce operating noise compared with standard plastic-barrel tumblers. The protective cover also helps minimize accidental contact during use, making it more suitable for home environments.
  • Simple Digital Controls with Memory Function: Equipped with 3 speed settings, a 9-day timer, pause-and-resume capability, and automatic memory that resumes the program where it stopped. The clear display and guided controls make it easier for beginners to manage each polishing stage.
  • Hands-On STEM Learning Activity: An engaging, screen-free science project that introduces basic geology concepts while turning rough stones into polished keepsakes. Encourages patience, creativity, and hands-on learning for kids, starters, and hobby users.
  • Replacement Parts Available & Ongoing Support: Designed for long-term use, with replacement parts available if needed. Customer support is provided to assist with product questions or part replacement, helping ensure continued use over time.

Brand Name KomeStone
Unit Count 1.0 Count
Manufacturer KomeStone
Item Dimensions 11.42 x 7.72 x 7.68 inches
Manufacturer Part Number RTK5-260121-05
Manufacturer Maximum Age MONTHS 1200.0
Manufacturer Minimum Age MONTHS 72.0

Correction of product information

If you notice any omissions or errors in the product information on this page, please use the correction request form below.

Correction Request Form

Customer ratings & reviews

4.9 out of 5
โ˜…โ˜…โ˜…โ˜…โ˜…
102 ratings | 42 reviews
How item rating is calculated
View all reviews
5 stars
89% (91)
4 stars
1% (1)
3 stars
0% (0)
2 stars
0% (0)
1 star
10% (10)
Sort by

There are currently no written reviews for this product.