Boride Bench Stone Ali Oxide Brown/Orange 5/8 x 1 5/8 x 4 1/2" x 120/320 Grit

With 2 grits back-to-back on the one stone. In silicon carbide as a sharpening stone and for ferrous materials above Rc35, and aluminium oxide which is a little less aggressive providing a smooth finish and for stainless steel and materials below Rc35. (Closely resembles the "India Stone").

Material: Aluminium Oxide
Size: 5/8" x 1-5/8" x 4½"
Grit: 120/320