

🪓 Sharpen smarter, not harder — the ultimate edge for exotic steels!
The Tormek Blackstone Silicone Grindstone SB-250 is a fine 220 grit sharpening wheel designed specifically for high-speed and exotic alloy steels. It excels at low RPM operation, offers exceptional wear resistance, and can even touch up tungsten carbide. Compatible with Tormek T-7 and SuperGrind 2000 systems, it’s the go-to choice for professionals seeking precision and durability in their sharpening tools.
| Manufacturer | TORMEK |
| Part Number | SB-250 |
| Product Dimensions | 26.67 x 24.89 x 5.59 cm; 4.33 kg |
| Item model number | SB-250 |
| Colour | Grey |
| Material | Carbon Steel |
| Item Package Quantity | 1 |
| Grit Number | 220 |
| Grit Description | Fine |
| Included Components | SB-250 |
| Batteries included? | No |
| Batteries Required? | No |
| Item Weight | 4.33 kg |
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