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Item #:
228971209
KomeStone 5LB Rock Tumbler Grit Step 1 Refill Coarse 60 Silicon Carbide Tumbling Media, Compatible with Any Rotary & Vibratory Tumblers, Polishes Up
Item #:
228971209
SBD 287
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Imported from USA store
Order now and get it around Thursday, July 30
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Polish up to 40 lbs of rocks with our complete 4-step tumbling media kit!
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What Stands Out
Value Pack
The 6-pound refill kit offers exceptional value, allowing users to process up to 40 pounds of rocks, providing ample grit and polish for multiple tumbling sessions.
4-Step Media
This kit includes a comprehensive 4-step tumbling media, ensuring optimal results in rock polishing and creating beautifully finished stones efficiently.
Universal Compatibility
Designed to work seamlessly with any rock polisher, this refill kit enhances versatility and convenience for hobbyists, making it an essential addition to their rock tumbling supplies.
Product Details
| Brand Name | KomeStone |
| Number of Items | 1 |
| Manufacturer | KomeStone |
| Part Number | STEP1-260323-48 |
| Model | Step 1-Coarse 60 Silicon Carbide |
| Included Components | STEP1-Coarse |
| Unit Count | 1.0 Count |
| Item Dimensions | 7.28 x 7.28 x 5.71 inches (18.5 x 18.5 x 14.5 cm) |
| Grit Type | Coarse 60 Silicon Carbide |
| Grit Number | 60 |
| Compatible Material | Stone |
| Material Type | Silicon Carbide |
| Grit Material Type | Silicon Carbide |
| Material | Silicon Carbide |
| Grit Material | Silicon Carbide |
| Item dimensions L x W x H | 7.28 x 7.28 x 5.71 inches (18.5 x 18.5 x 14.5 cm) |
| Brand | KomeStone |
Who Should Buy?
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Amateur Rock Hounds
Perfect for hobbyists seeking a quality grit kit to enhance their rock tumbling experience and achieve better results.
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School Projects
Ideal for educational institutions conducting geology projects, providing students practical experience in rock polishing.
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Craft Enthusiasts
Useful for artists and crafters looking to create polished stones for jewelry, decor, or other creative applications.
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Professional Jewelers
Professional jewelers may require higher quality materials and finer polishing techniques inconsistent with this product's offerings.
Product Description
KomeStone 5LB Rock Tumbler Grit Step 1 Refill Coarse 60 Silicon Carbide Tumbling Media, Compatible with Any Rotary & Vibratory Tumblers, Polishes Up to 80 LBS of Rough Stones
Have any Query? Chat with us
Customer Questions & Answers
-
Question:
What is included in the Rock Tumbler Grit and Polish Refill Kit?
Answer: The Rock Tumbler Grit and Polish Refill Kit includes four distinct types of tumbling media, specifically designed for various stages of rock polishing. You'll find coarse grit for initial shaping, medium grit for refining, fine grit for smoothing, and a polishing compound for that perfect shine. This layering approach ensures optimal results when transforming rough stones into polished gems. Each type has its purpose, so following the order is crucial for achieving the best finish. -
Question:
How much rock can I process with this kit?
Answer: This 6-pound Value Pack is designed for use with up to 40 pounds of rocks, making it a versatile choice for rock tumbling enthusiasts. Whether you're working with small batches or larger quantities, this kit provides enough grit and polish to satisfy your tumbling needs. It’s ideal for both hobbyists looking to polish a few stones and serious tinkerers aiming to process larger amounts for more extensive projects. -
Question:
Is this kit compatible with all rock tumblers?
Answer: Yes, the Rock Tumbler Grit and Polish Refill Kit is compatible with most common rock tumblers available on the market. This versatility makes it a convenient option for beginners and experienced users alike. When preparing to use it, make sure your tumbler's capacity aligns with the recommendations for optimal performance and results, ensuring a successful tumbling process. -
Question:
How do I use the four-step tumbling media kit effectively?
Answer: To use the four-step tumbling media kit effectively, start with coarse grit to shape your rocks, then progress to medium grit for refinement. Follow this with fine grit for smoothing out imperfections, and finally, apply the polishing compound for a brilliant finish. Each step usually takes about a week, depending on your tumbler model. Sticking to this sequence allows for a thorough and complete polishing that showcases your stones’ natural beauty. -
Question:
Can I reuse the grit from the tumbling process?
Answer: Reusing grit is not recommended as it can become contaminated with debris and particles from the rocks processed. Each type of grit is specifically designed for a distinct stage in the tumbling process, and reusing it could lead to inferior results or leave scratches on your polished stones. It's best to use fresh grit for each stage to ensure quality outcomes, capturing the stones' luster and shine. -
Question:
How does the polishing process impact the final appearance of rocks?
Answer: The polishing process vitalizes the appearance of the rocks, transforming dull, rough stones into shiny, eye-catching pieces. The polishing compound works to fill in micro-scratches and surfaces imperfections, enhancing the visual depth and clarity. Consequently, the final aesthetic can vary significantly based on the types of rocks being tumbled, with a polished finish adding value and appeal, making them suitable for jewelry, decor, or gifting. -
Question:
What types of rocks are best for tumbling?
Answer: Generally, softer rocks such as quartz, agate, jasper, and aventurine are ideal for tumbling, as they yield optimal results with this kit. Each mineral reacts differently to the grit and polishing compounds, providing unique finishes. Starting with a mix of these stones can also help you learn how different materials respond to the tumbling process, leading to interesting combinations and spectacular results in your polished collection. -
Question:
How long does the tumbling process take?
Answer: The total tumbling process typically lasts about 4 to 6 weeks, with each stage lasting one to two weeks depending on the rock type and desired finish. Patience is key; allowing enough time for each grit to perform its function leads to the best-polished results. If you're working on a special project or gift, start early to ensure your stones reach their full potential without the need for rushed results. -
Question:
What precautions should I take while using the tumbling kit?
Answer: When using the tumbling kit, it's essential to follow safety precautions, such as wearing protective eyewear and avoiding inhalation of rock dust during the process. Additionally, ensure your tumbler is set on a stable surface to prevent vibrations from causing accidents. Following these guidelines can help you enjoy a safe and successful tumbling experience, minimizing risks and enhancing your overall practice. -
Question:
Where can I buy the Rock Tumbler Grit and Polish Refill Kit - 6 Pounds?
Answer: You can purchase the Rock Tumbler Grit and Polish Refill Kit - 6 Pounds from Ubuy. This platform provides a user-friendly shopping experience and a variety of options for your rock tumbling needs. Ubuy ensures you have access to the right products, enabling you to enhance your rock polishing projects.
KomeStone Tumbling Media Editorial Review
The KomeStone rock tumbling grit kit has garnered favorable reviews from customers venturing into the art of rock polishing. The product effectively meets the needs of beginners, providing a complete set of four grits necessary for the tumbling process. Reviewers have highlighted the quality of the grit, noting that it performs well compared to alternative products they have tried, and is reasonably priced. The packaging, which features convenient watertight resealable containers, has also been appreciated for its practicality, allowing for easy storage and use of the grit. The inclusion of a measuring spoon adds to the user-friendliness of the kit. Customer support has received positive mentions, with quick responses to inquiries enhancing the overall buying experience. However, not all reviews were uniformly positive. Some users indicated that the fourth stage "polish" does not achieve the high-gloss finish desired without an additional fine grit polishing stage (8000+ grit), which is not included in the kit. This sentiment suggests that while the initial set covers the basic tumbling stages effectively, those looking for a perfectly polished finish may need to purchase additional grit separately. Overall, the KomeStone rock tumbling grit kit is well-received by customers who appreciate its quality and value for money, though potential buyers should Consider the limitations regarding the polishing stage. **
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Pros
- Comprehensive 4-stage grit set for effective rock tumbling.
- Good quality grit that performs well compared to others.
- Convenient watertight resealable containers.
- Includes measuring spoon for ease of use.
- Reasonably priced and offers good value.
- Responsive customer support.
Cons
- Stage 4 polish may not provide a high-gloss finish without extra fine grit (8000+ grit) not included in the kit.
Platform Trust & Buyer Confidence
MT
Mohd
Verified buyer
“The product received very good packaging & safe…Thank You”
16 June 2026 · via Trustpilot
SJ
Shawati
Verified buyer
“Accurate delivery timing given”
16 June 2026 · via Trustpilot
YB
Youcef
Verified buyer
“Not madly expensive like I thought, and much quicker than promised.”
15 June 2026 · via Trustpilot
LM
Leila
Verified buyer
“Never dealt with Ubuy before, but everything worked out great. Seamless cross border purchasing and shipping. Thanks!”
6/7/2026 · via Trustpilot
KA
Kwame
Verified buyer
“The process was smooth, with clear communication and timelines. This was my 1st purchase and I am really impressed. I will definitely be coming back.”
12 June 2026 · via Trustpilot
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SBD 287
Order now and get it around Thursday, July 30
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Features & Benefits
- Includes 6 lbs of high-quality polishing grits.
- Ideal for tumbling up to 40 lbs of rocks for large projects.
- Easy to measure and store with included utensils.
- Compatible with any rock tumbler on the market.
- Four separate grits for each tumbling stage for optimal results.
- Perfect for all skill levels, from beginners to experts.
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