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Covington Tumbler Grit and Polish Kit

$74.99
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Covington Tumbler Grit & Polish Kit – Complete 6-Step Kit for Rock Tumbling Success

Start strong and finish brilliantly—everything you need for a complete tumbling cycle in one convenient kit.

Perfect for beginners and hobbyists alike, the Covington Tumbler Grit & Polish Kit takes the guesswork out of rock tumbling. With a carefully curated selection of grits, polish, and additives, this all-in-one kit guides your stones through each critical stage—from coarse shaping to final shine.

What’s Included:

  • 1 lb. 60/90 Grit – Aggressive shaping and rough grinding

  • 1 lb. 120/220 Grit – Intermediate smoothing to refine edges

  • 1 lb. 3F/400 Grit – Pre-polish for fine, uniform surfaces

  • 1 lb. Gold Polish #1 – A high-quality polish that compares to tin oxide for a glossy, professional-grade finish

  • 1 lb. Plastic Pellets – Ideal for cushioning delicate loads and improving tumbling efficiency

  • 12 oz. Old Miser – A tumbling additive that extends grit life and improves slurry performance

Also available in a 5 lb. bulk kit for high-volume tumbling or group projects.

Why It Matters:

  • Step-by-Step Simplicity
    Designed for beginners, this kit provides the exact materials needed for each phase—so you get better results without needing to research or guess.

  • Consistent, High-Quality Finish
    Each grit is precision-graded to ensure even wear and uniform smoothing, while the Gold Polish #1 brings out a deep, mirror-like shine on a wide range of stones.

  • Added Efficiency and Protection
    Plastic pellets and Old Miser help protect your stones and stretch your supplies further, saving time, effort, and cost in the long run.

Whether you're tumbling agates, jaspers, or beach rocks, the Covington Tumbler Grit & Polish Kit gives you a reliable path to smooth, vibrant stones—and a more enjoyable tumbling experience from start to finish.

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Covington Tumbler Grit & Polish Kit – Complete 6-Step Kit for Rock Tumbling Success

Start strong and finish brilliantly—everything you need for a complete tumbling cycle in one convenient kit.

Perfect for beginners and hobbyists alike, the Covington Tumbler Grit & Polish Kit takes the guesswork out of rock tumbling. With a carefully curated selection of grits, polish, and additives, this all-in-one kit guides your stones through each critical stage—from coarse shaping to final shine.

What’s Included:

  • 1 lb. 60/90 Grit – Aggressive shaping and rough grinding

  • 1 lb. 120/220 Grit – Intermediate smoothing to refine edges

  • 1 lb. 3F/400 Grit – Pre-polish for fine, uniform surfaces

  • 1 lb. Gold Polish #1 – A high-quality polish that compares to tin oxide for a glossy, professional-grade finish

  • 1 lb. Plastic Pellets – Ideal for cushioning delicate loads and improving tumbling efficiency

  • 12 oz. Old Miser – A tumbling additive that extends grit life and improves slurry performance

Also available in a 5 lb. bulk kit for high-volume tumbling or group projects.

Why It Matters:

  • Step-by-Step Simplicity
    Designed for beginners, this kit provides the exact materials needed for each phase—so you get better results without needing to research or guess.

  • Consistent, High-Quality Finish
    Each grit is precision-graded to ensure even wear and uniform smoothing, while the Gold Polish #1 brings out a deep, mirror-like shine on a wide range of stones.

  • Added Efficiency and Protection
    Plastic pellets and Old Miser help protect your stones and stretch your supplies further, saving time, effort, and cost in the long run.

Whether you're tumbling agates, jaspers, or beach rocks, the Covington Tumbler Grit & Polish Kit gives you a reliable path to smooth, vibrant stones—and a more enjoyable tumbling experience from start to finish.

Shipping Information

Free Ground Shipping in the continental USA.

At the Gemstone Lab, we aim to deliver your lapidary tools and supplies quickly and safely.

That's why we only ship using UPS, FedEx, or USPS.

We offer free ground shipping on all orders within the United States. No minimum purchase is required -  every order qualifies! Our ground shipping is handled by trusted carriers to ensure your items arrive safely and on time.

What to Expect When You Place an Order

Once your order is confirmed, you'll receive a confirmation email detailing your purchase and order number. As soon as your order is shipped, you wlll receive a notification with all shipping details and a tracking number so you'll know exactly when your package will arrive. 

Fast Order Processing

We start processing your order right away. Most orders ship withing 1-2 business days, so you can get started on your next project before you know it. 

Shipping Times

Delivery times vary based on your location. Most U. S. order arrive within 3-6 business days. Expedited shipping options are also available at checkout for certain items for an additinal fee if you needs a product sooner. Made to order products cannot be guaranteed withing this timeframe are is noted on each product page. 

International Shipping

We currently do not offer shipping outside of the United States.

Secure Packaging

Every order is carefully packed to ensure your items arrive in perfect condition. Fragile tools, blades, and other delicate lapidary items are given extra care during packaging and boxing to prevent damage in transit.

 

If you have any question about our shipping policies or need assistance with a product, please don't hesitate to reach out to our friendly customer support team. We're happy to help make your lapidary adventure more fun in any way we can! Give us a call at 855-487-9637.