Diamond paddles with an easy access tongue, and specially designed handle for comfort and ease of use. The sharpening area measures 63 x 20 x 0.75mm. (2.1/2 x 3/4 x 1/32in). The overall length is 178mm (7in). Type. Mini-Hone Size. 83 x 25 x 0.5 mm Grit. Extra Fine.