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400/600 Grit Silicon Carbide Rock Tumbler Grit, Stage 3 Pre Polish Rock Polishing Grit 3 lb, Stone Polishing Compound for Rotary & Vibratory Tumblers, Lapidary Supply
✅ In stock
F
Grade
Analysis Confidence
100%
⚠️ Price may have changed. Last updated 24+ hours ago — confirm on Amazon.
Check Deal at Amazon
Price verified Sep 20, 2026 12:26 AM · Prices & availability subject to change
Is This a Good Price on Amazon?
💤 Not a Deal- 💤Verdict: Not a Deal. Price is at or above historical norms. Best to wait for a sale.
- 💰The current price sits right around what this item typically fetches.
- 📉Pricing has not dipped this low in roughly six months, placing this offer among the better deals in that window.
- ➡️Pricing has held fairly steady, with no strong push in either direction.
How We Scored This Deal
Price Competitiveness
1/28
Recent Value
0/22
Market Standing
1.19/20
Deal Strength
10/20
Momentum
4/10
📝 Product Overview
🏪 Sold by
MJR Tumblers
🚚 Shipping
Free Shipping
Product Details
✓STAGE 3 PRE-POLISH FOR SURFACE REFINEMENT: This 400/600 grit silicon carbide is designed for the third stage of rock tumbling, helping refine stone surfaces after shaping and smoothing. It reduces visible scratches and prepares stones for the final polishing stage.
✓PREMIUM SILICON CARBIDE FOR CONSISTENT PERFORMANCE: Made from high-quality silicon carbide, this grit delivers even abrasion across stones. Designed to support a smooth transition between stages, helping improve surface consistency before final polishing.
✓COMPATIBLE WITH ROTARY & VIBRATORY TUMBLERS: Works with most rock tumblers, including rotary and vibratory machines. A versatile option for maintaining your polishing workflow or replacing Stage 3 grit in your process.
✓IDEAL FOR ROCKS, MINERALS & GLASS PROJECTS: Suitable for a variety of materials including stones, minerals, and glass. Helps improve surface smoothness and prepares materials for achieving a polished finish.
✓USA OWNED BRAND WITH TRUSTED QUALITY: 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.
⚙️ Specifications
Material
Premium Silicon Carbide
Grit Material
Premium Silicon Carbide
Brand
MJR Tumblers
Grit Type
Fine; Medium
Item Weight
3 pounds
Grit Number
600
Number of Items
1
Manufacturer
MJR Tumblers
ASIN
B0CP8VDS7Q
Date First Available
November 16, 2023
Best Sellers Rank
See Top 100 in Industrial & Scientific
