12" 45Grit Diamond Dot Magnetic Backing Disk – High-Precision Polishing Tool

Upgrade your grinding and finishing efficiency with our Electroplated Diamond Dot Discs, engineered for superior durability, cutting speed, and operator control. Featuring 100% premium diamond particles electroplated onto a nickel-bonded spring steel base, each disc delivers rust-free, long-lasting performance. Ideal for lapidary artists, stained-glass crafters, ceramic workers, and metal finishers looking for clean, consistent grinding results.

These high-performance diamond dot discs minimize material loading while maximizing cutting precision, ensuring smooth, even stock removal with extended disc life.

Compatible Machine Sizes & Applications

Available in 6", 8", 10", 12", 14", 18", and 24-inch diameters, fully compatible with most flat lap machines, cabbing machines, and rotary grinders. Perfect for: Gemstone shaping & faceting • Glass grinding and beveling • Metal surface preparation • High-precision finishing workflows.

Professional Performance Upgrade

Enhance your abrasive toolkit with our nickel-bonded electroplated diamond dot disc—the rust-resistant, high-efficiency abrasive solution trusted by professionals for consistent, long-lasting results.