Description
2-in-1 Diamond Grinding Cup for Fast Tile Edge Finishing
The DISTAR DGM-S 2" Diamond Grinding Cup is a patented tile edge finishing tool that replaces your standard grinder nut—allowing you to grind and refine edges without switching tools.
Designed for ceramic tile, porcelain gres, and stoneware, this compact grinding solution transforms your angle grinder into a precision edge finishing system.
Grind Tile Edges Without Switching Tools
Traditional workflow requires:
- Cutting with a blade
- Stopping work
- Changing to a grinding tool
- Re-adjusting setup
This diamond grinding cup nut eliminates that process.
👉 Grind edges immediately after cutting
👉 Save time on every tile
👉 Improve workflow efficiency
Click to view our polishing pads.
Replace Your Grinder Nut with a Functional Tool
This grinder nut grinding cup:
- Replaces the standard fastening nut
- Adds a diamond-coated grinding surface
- Stays mounted during cutting and finishing
👉 A true 2-in-1 cutting + finishing solution
Achieve Smooth, Chip-Free Tile Edges
The diamond-coated surface delivers:
- Clean edge finishing
- Reduced chipping
- Smooth surface refinement
- Professional-quality results
👉 Ideal for visible edges and high-end installs
Cutting, grinding, and polishing porcelain tile for seamless 45° corners.
Tile Edge Finishing Workflow
- Step 1: Cut (diamond blade)
- Step 2: Grind (DGM-S)
- Step 3: Polish (pads)
Lead-In Chamfer for Controlled Grinding
The chamfered entry design:
- Guides the tool into the material
- Prevents aggressive contact
- Improves control
- Enhances precision
👉 Helps maintain consistent edge quality
Choose the Right Grit for Your Application
Available in two grit options:
- 70/80 grit (Coarse) → Fast material removal, shaping
- 100/120 grit (Fine) → Edge smoothing and finishing
👉 Covers both rough work and final refinement
Dry Operation for Jobsite Convenience
This tile grinding cup:
- Requires no water cooling
- Works cleanly in dry conditions
- Ideal for indoor and on-site work
👉 Designed for real jobsite efficiency
High-Speed Performance
Compatible with speeds up to 11,000 RPM, this diamond grinding tool delivers:
- Fast edge refinement
- Consistent performance
- Reliable durability
Common Applications
This tile edge grinding tool is ideal for:
- Smoothing tile edges after cutting
- Refining porcelain bevel cuts
- Removing chips and imperfections
- Finishing ceramic tile edges
- On-site edge adjustments
Designed for Professional Tile Work
Perfect for:
- Tile installers
- Stone fabricators
- Remodeling contractors
- Flooring specialists
- Precision finish work
Product Specifications
- Diameter: 2" (49 mm)
- Thread: 5/8"-11 (M14 compatible)
- Grit Options: 70/80 (coarse), 100/120 (fine)
- Max Speed: 11,000 RPM
- Cooling: Dry use
- Application: Ceramic, porcelain, stoneware
- Special Feature: Replaces grinder nut
- Brand: DISTAR
When Should You Use a Grinding Cup Nut?
Use this tile grinding nut tool when:
- Refining tile edges after cutting
- Avoiding tool changes
- Improving workflow speed
- Fixing minor edge imperfections
- Working on detailed finishing tasks
Grinding Cup Nut vs Standard Workflow
- Standard workflow → Stop, switch tools, lose time
- DGM-S system → Cut + grind instantly
👉 This tool improves both speed and efficiency
Frequently Asked Questions
What makes this different from a regular grinder nut?
It replaces the nut and adds a diamond grinding surface for edge finishing.
Can I use it for porcelain tile?
Yes, it is optimized for porcelain, ceramic, and stoneware.
Do I need water?
No, it is designed for dry grinding.
What grit should I choose?
- 70/80 → shaping and material removal
- 100/120 → smoothing and finishing
Will it slow down my cutting?
No, it improves workflow by eliminating tool changes.
Compatible Accessories
The DGM-S 2" grinding cup is designed to work seamlessly with the following tools and accessories:
- Proxxon LWB/A Cordless Long Neck Angle Milling/Drilling Unit — ideal for confined-space grinding on tile and stone
- Proxxon LHW/A Cordless Long Neck Angle Grinder — compact cordless grinder for edge finishing work
- DiStar Polishing Support Adapter — universal backup pad holder for use with Proxxon LWB/A and LHW/A