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Concave, curved-edge, diamond grit grinding wheels, available in several sizes. Each is a perfect half radius to its diameter which allows you to shape a sphere, or grind a perfect curved edge. All curve sizes are on a 6" wheel with a 1" arbor hole and are 80 grit.
Sizes:
| Curve Diameter: | Approx.: | Wheel Diameter: | Arbor Hole Diameter: |
| 30mm | 1" | 157mm (6") | 25.4mm (1") |
| 40mm | 1.5" | 157mm (6") | 25.4mm (1") |
| 50mm | 2" | 157mm (6") | 25.4mm (1") |
| 70mm | 3" | 157mm (6") | 25.4mm (1") |
| 100mm | 4" | 157mm (6") | 25.4mm (1") |