Hard Ceramics DGM-S 4" Grinding Cup 5/8-11 – Granite & Porcelain Finishing
Hard Ceramics DGM-S 4" Grinding Cup 5/8-11 – Granite & Porcelain Finishing
Works with: Granite, Porcelain Gres
Speed ☆☆☆☆ Lifetime ☆☆☆☆☆
Product Overview
The DISTAR Hard Ceramics DGM-S 4" Grinding Cup (5/8-11 thread) is a professional-grade diamond grinding tool engineered for smooth, controlled edge finishing on porcelain gres and granite. Designed for both 90° and 45° edge grinding, this cup provides precise material removal while maintaining clean, chip-free results.
Built with a thin steel core, the DGM-S delivers soft, stable grinding performance without sacrificing speed or accuracy. It is available in two grit options—60/70 for aggressive material removal and 100/120 for fine finishing—making it suitable for both shaping and final edge refinement.
Optimized for dry grinding applications, this 4" grinding cup operates at speeds up to 11,000 RPM and integrates seamlessly with 5" angle grinders using a 5/8-11 thread.
Key Features & Benefits
Designed for Porcelain & Granite
Suitable for edge grinding on porcelain gres and natural stone.
Supports 90° & 45° Grinding
Ideal for straight edge finishing and bevel preparation.
Thin Steel Core Construction
Provides soft, controlled grinding with improved precision.
Dual Grit Options
60/70 grit for fast material removal; 100/120 grit for refined finishing.
Dry Operation
No water cooling required.
High-Speed Compatibility
Operates efficiently at speeds up to 11,000 RPM.
| Feature | Details |
|---|---|
| Product Type | Diamond Grinding Cup |
| Brand | DISTAR |
| Diameter | 4" |
| Thread Size | 5/8-11 |
| Grain Options | 60/70 coarse (material removal), 100/120 fine (finishing) |
| Cooling Requirement | Dry use – no water cooling |
| RPM Compatibility | Up to 11,000 RPM |
| Applications | Granite, porcelain gres |
| Special Feature | Soft grinding with thin steel core |
| Regular Price | $58.69 |
| Stock Availability | Hurry – only 7 items left in stock |
Common Uses
- Edge finishing porcelain gres
- Granite edge refinement
- 45° bevel grinding
- 90° straight edge shaping
- Surface preparation for tile installation
Ideal For
- Professional tile installers
- Stone fabricators
- Granite countertop specialists
- Remodeling contractors
- Flooring professionals
Why Choose the DISTAR DGM-S 4" Grinding Cup
Achieving smooth edges on dense porcelain or granite requires controlled material removal and stable grinding performance. The DGM-S 4" grinding cup combines a thin steel core design with high-quality diamond segments to deliver consistent, chip-free results.
With both coarse and fine grit options available, it provides versatility for shaping and finishing—all without the need for water cooling. For professionals demanding precision and durability, the DGM-S is a reliable and efficient solution.
Customer Testimonial
“This grinding cup is perfect for porcelain and granite edges. I get smooth results every time without chips. Works fast, and I love the option for coarse or fine grit.”
– Miguel R., Stone Fabricator
Usage Tips
- Install securely on a 5" angle grinder with 5/8-11 thread
- Use 60/70 grit for aggressive edge shaping
- Use 100/120 grit for fine finishing work
- Operate at speeds up to 11,000 RPM
- Apply steady, controlled pressure for smooth, chip-free edges
Frequently Asked Questions
Can this grinding cup be used on both granite and porcelain gres?
Yes. It is designed for smooth grinding on both granite and porcelain gres.
Is water cooling required?
No. It is optimized for dry grinding applications.
What angle grinding does it support?
It supports both 90° straight edge grinding and 45° bevel grinding.
What grit sizes are available?
It is available in 60/70 grit for coarse removal and 100/120 grit for fine finishing.
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