Double-sided silicon carbide stone for fine and medium grade sharpening. Sharpens all types of tools and knives. Ideal for bench-mounted sharpening. Can be used wet (water/oil) or dry. Supplied in box. Size 200 x 50 x 25mm. Double-sided silicon carbide stone for fine and medium grade sharpening. Sharpens all types of tools and knives. Ideal for bench-mounted sharpening. Can be used wet (water/oil) or dry. Supplied in box. Size 200 x 50 x 25mm.