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MJRTumblers

Rock Tumbler Grit Kit Refill for 25lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers

Rock Tumbler Grit Kit Refill for 25lb Tumblers, 4 Step Silicon Carbide & 12,000 Grit Aluminum Oxide Polish, Stone Polishing Kit for Rotary & Vibratory Rock Tumblers

$47.84 USD
$47.84 USD
Sale Sold out
Shipping calculated at checkout.

About This

  • COMPLETE 4-STAGE ROCK POLISHING SYSTEM: This refill grit kit includes all four essential stages of rock tumbling—coarse (60/90), fine (120/220), pre-polish (400/600), and ultra-fine 12,000 grit aluminum oxide polish. Designed to guide stones from rough surfaces to a smooth, polished finish.
  • 12,000 GRIT ULTRA-FINE POLISH FOR FINAL FINISH: The included sub-micron aluminum oxide polish is designed for the final stage, helping bring out a smooth, refined surface. Ideal for achieving a clean and polished appearance after shaping and smoothing stages
  • PRE-MEASURED FOR 25LB TUMBLERS – EASY TO USE: Each stage is pre-measured specifically for 25lb rock tumblers, simplifying the polishing process. Just add the contents at each stage and let the tumbler do the work—no complicated measuring required
  • COMPATIBLE WITH ROTARY & VIBRATORY TUMBLERS: Works with most rock tumblers, including rotary and vibratory models. A versatile grit refill option for maintaining your polishing workflow or restocking supplies.
  • USA OWNED BRAND WITH QUALITY MATERIALS: Offered by a USA-based, disabled and veteran-owned company. MJR Tumblers provides reliable rock tumbling supplies designed for consistent performance and ease of use.
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Customer Review

  • Emily J.

    ⭐️⭐️⭐️⭐️⭐️

    Warm 5 matches my tan skin perfectly and gives a soft matte, natural finish. It’s lightweight, talc-free, and doesn’t irritate my sensitive skin. Great for everyday wear and easy touch-ups. Highly recommend!

  • Michael S.

    ⭐️⭐️⭐️⭐️⭐️

    Al Haramain Amber Oud 4PC mini set has rich, long-lasting scents that feel luxurious and unique. Perfect for both men and women, the variety lets me switch moods easily. Great gift set with standout Arabian fragrances — highly recommend!

  • Olivia B.

    ⭐⭐⭐⭐⭐

    The MASTINA Mastic Ampoule Serum foundation feels lightweight but gives beautiful, natural coverage. My skin looks brighter and smoother thanks to the White Mastic Complex, Tranexamic Acid, and Niacinamide. It stays fresh all day without feeling heavy. Totally worth it!
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