Features: -Steel: 600-grit</br>Diamond-coated</br>Sharpening steel length: 4 in. (10.1 cm) -Overall Length: 9 in. (22.9 cm) -Stored length: 5 in. (12.7 cm) -Weight: 2.1 oz. (59.5 g)</br>Ultra-Tek Blade Sharpener</br>SPECIFICATIONS: Steel:  600 grit?? diamond coated?? oval shaft; Handle:  6061-T6 anodized aluminum; Overall:  9 1/2 in. (24.5 cm); Weight:  2.0 oz.</br></br>Product Description</br></br>Ultra-Tek Blade Sharpener is a must own item from Kershaw. This product comes highly recommended. Complete with diamond coating the product provides the ultimate sharpening experience.</br><br/>http://www.amazon.com/gp/product/B000WALUV6