KomeStone K5 Rock Tumbler for Kids & Starters Dual Noise-Reducing Rock Polisher with Timer, 3 Speeds & Memory Function, Complete Stone Tumbling Kit
PKR 16814
Price Details
Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )
*All items will import from US
20%
QTY:
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Everything Included: This rock tumbler kit allows beginners to start tumbling right out of the box without purchasing additional accessories.
Fast
Shipping
Free
Return*
Secure Packaging
100% Original Products
PCI DSS Compliance
ISO 27001 Certified
What Stands Out
Product Details
- Complete Starter Kit — 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.
- 💡 We have also prepared extra belts for your spare use at no cost. Reach out to our customer center to get some — absolutely free.
| Brand Name | KomeStone |
| Educational Objective | STEM |
| Set Name | KomeStone Complete Rock Tumbler Starter Kit |
| Manufacturer Maximum Age (MONTHS) | 1200.0 |
| Manufacturer Minimum Age (MONTHS) | 72.0 |
| Model Number | K5 Rock Tumbler Kit |
| Manufacturer Part Number | RTK5-260121-05 |
| Manufacturer | KomeStone |
| Unit Count | 1.0 Count |
| Is Assembly Required | No |
| Item Dimensions | 11.42 x 7.72 x 7.68 inches (29 x 19.6 x 19.5 cm) |
| Item Weight | 2.24 Kilograms |
Who Should Buy?
-
Young Explorers
Ideal for kids to explore geology and learn about rock polishing while having fun.
-
STEM Enthusiasts
Great for parents looking to encourage STEM learning through hands-on activities and science experiments.
-
Gift Seekers
Perfect as a creative gift for birthdays or holidays that fosters creativity and learning.
-
Advanced Users
Not suitable for experienced rock tumblers seeking professional-grade tumbling equipment.
-
Noise Sensitives
Though noise-reducing, some users may still find the operation sound disruptive or bothersome.
-
Limited Space
Not ideal for those with limited workspace, as it requires a flat and stable surface for operation.
Product Description
Customer Questions & Answers
-
Question:
What is included in the rock tumbler kit?
Answer: The 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. -
Question:
How does the noise-reducing design work?
Answer: The combination of a thick rubber barrel and a sound-dampening safety cover helps reduce operating noise compared to standard plastic-barrel tumblers. -
Question:
Is customer support available for this product?
Answer: Yes, customer support is provided to assist with product questions or part replacement, ensuring continued use over time.
KomeStone Rock Tumblers K5 Rock Tumbler Kit Editorial Review
The KomeStone K5 Rock Tumbler has garnered a positive reception among customers, particularly those with kids or beginners eager to explore the art of rock tumbling. This kit stands out as a comprehensive package, coming fully equipped with a tumbler, spare belts, various grits for different stages of polishing, and a delightful assortment of starter stones. This convenience allows users to dive into the hobby immediately without the need for additional purchases. Customers have praised the K5's simple operation, noting that even those with limited experience in rock tumbling find it straightforward to use, thanks to clear instructions. The customizable features, including three speed settings and a timer with a memory function, allow users to adapt the process to their needs, enhancing the productivity of smaller batches. A particularly appealing aspect of the KomeStone K5 is its surprisingly quiet operation. The dual noise-reducing design is effective, making it suitable for indoor use and perfect for families. This quiet feature enables children to actively engage with the process, witnessing the transformation of rocks while learning fundamental concepts such as patience and cause and effect. Nevertheless, some users reported minor issues, including concerns about a black residue noted during the tumbling process and a desire for shinier finishes on the stones, suggesting that the quality of the included polishing grit may vary. Despite these concerns, feedback emphasizes that the tumbler is a fun, educational tool that effectively fosters curiosity and learning about geology. In summary, the KomeStone K5 Rock Tumbler is highly recommended for families and beginners looking for an engaging, user-friendly entry into rock tumbling. **
Customer Reviews & Ratings
-
5 Star
76%
-
4 Star
13%
-
3 Star
4%
-
2 Star
7%
-
1 Star
0%
Review this product
Share your thoughts with other customers
Pros
- Complete kit with everything needed for beginners
- User-friendly operation with clear instructions
- Quiet dual noise-reducing design
- Customizable features like speed settings and timer
- Engaging educational experience for children
Cons
- Some users experienced dissatisfaction with the stone shine
Product Price History
Important information
- Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
- Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.
PKR 16814
Order now and get it around Monday, June 29
This item is not restrict in my country.(Please click on above link if this item is not restrict in your country, So our team will review and allow.)
QTY:
Ubuy works hard to protect your security and privacy. Our advanced payment security system ensures confidentiality by encrypting your information during transmission using AES (Advanced Encryption Standards) and SSL (Secure Socket Layer) protocols. Your payment details are 100% secure as we do not share your payment details with third party sellers.
Features & Benefits
- Complete starter kit with everything needed included.
- Free extra belts available for spare use.
- Dual noise-reducing design for quieter operation.
- Simple digital controls with memory function for ease of use.
- Engaging STEM learning activity for kids and starters.
- Ongoing customer support with replacement parts available.

































