The Tormek SG-250 Original Grindstone fits the Tormek T-8 and all earlier machine models with a grinding wheel 250 mm (9.84") in diameter. It's been developed to combine efficient sharpening and a fine surface finish with long lifespan. The SG-250 Original Grindstone is supplied as standard with the Tormek T-8 Original.
Grit - 220-1000
Model - SG-250
Wheel Diameter - 250 mm
Wheel Width - 50 mm
No details given.