Tormek Blackstone Silicone Grindstone SB 250. The Sharpener That’s Specifically Made for High Speed and Exotic Alloy Steels. Fits Sharpening Systems T 7 SuperGrind 2000.

Shapes and Sharpens HSS and Exotic Alloyed Steels Can Touch Up Tungsten Carbide Does Not Offer Faster Steel Removal on Ordinary Carbon Steel Works Efficiently on Low RPM Offers Exceptional Wear Resistance, Weight: 9.54 Pounds, Manufacturer: TORMEK