Convex Turbo Diamond Cup Wheel | 4 Inch | Superior Grinding for Stone Bowls - StoneToolShop (2025)

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$62.90

Convex Turbo Diamond Cup Wheel | Efficient Grinding for Bowls & Sinks

Achieve flawless grinding on stone bowls, sinks, and concave surfaces with the Convex Turbo Diamond Cup Wheel. This 4-inch turbo diamond cup wheel is crafted with premium GE Diamonds, ensuring aggressive stock removal and a smoother finish on marble, granite, quartz, quartzite, and porcelain. Its innovative convex design makes it ideal for intricate interior grinding and honing tasks.

With an oversized 7mm diamond height, this cup wheel offers up to 40% longer lifespan, reducing tool replacements and maximizing productivity. Available in coarse (30/40) and medium (50/60) grits, this wheel delivers professional-grade results for wet and dry applications.

Key Features

• Convex Design: Specialized for grinding concave surfaces like sinks and bowls with reduced vibration and chipping.
• 7mm Diamond Height: Ensures durability and extended tool life for heavy-duty use.
• Two Grit Options:
  • Coarse (30/40): For aggressive stock removal.
  • Medium (50/60): For smoothing and honing.
• Wet & Dry Operation: Engineered for versatility in any condition.
• Universal Arbor: Fits standard grinders and polishers with a 5/8″-11 thread.
• High-Speed Performance: Rated for speeds up to 13,000 RPM.

Specifications

Key Features and Benefits

1. Pro-Series Quality
   • Ensures durability and outstanding performance in demanding grinding tasks.
2. Innovative Convex Design
   • Enables precision grinding on concave rounded shapes like sink bowls and sinks, while minimizing vibration and chipping.
3. Two Grit Options
   • Coarse grit for aggressive material removal.
   • Medium grit for smoothing and honing.
4. 7mm Diamond Height
   • Offers a longer lifespan for enhanced value and reduced downtime.
5. Standard Arbor Compatibility
   • Universally fits grinders and polishers with a 5/8″-11 thread for easy installation.
6. Wet & Dry Operation
   • Engineered for optimal performance under all conditions.

Applications

1. Stone Grinding
   • Smoothly shape and prepare stone surfaces for polishing.
2. Interior Grinding:
   • Ideal for bowls, sinks, and other concave shapes.
3. Material Removal
   • Aggressively remove stock for efficient slab preparation.
4. Custom Project
   • Ideal for detailed work on stone countertops, edges, and corners.

Why Choose the Convex Turbo Cup Wheel?

1. Professional-Grade Performance
   • Built for fabricators and contractors seeking reliable, high-quality results.
2. Smooth & Clean Finishes
   • Convex design minimizes vibration, delivering smoother, chip-free results.
3. Durable Construction
   • 7mm diamond height ensures long-lasting performance.
4. Versatile Grit Options
   • Tailor the tool to your specific grinding and shaping needs.
5. Trusted Quality
   • Synonymous with superior craftsmanship and maximum performance.

How to Use

1. Attach the Turbo Cup
   • Secure the cup wheel to your grinder or polisher using the 5/8″-11 thread arbor.
2. Set the Speed
   • Adjust your tool to the recommended RPM for optimal performance.
3. Begin Grinding
   • Guide the cup across the surface with steady, even pressure for a smooth finish.
4. Inspect the Results
   • Evaluate the surface for consistent grinding and adjust technique as needed.
5. Clean and Store
   • After use, clean the cup wheel and store it properly to maintain its lifespan.

Order Your 4-Inch Convex Turbo Diamond Cup Wheel Today!

Upgrade your grinding tools with the Convex Turbo Diamond Cup Wheel—the perfect solution for stone bowls, sinks, and concave surfaces. Engineered for durability, precision, and versatility, it delivers unmatched performance for wet and dry applications. Don’t wait—order now and experience the superior quality of GE Diamond technology!

Additional information