Manufacturer number: HENDI 781418 Hendi knife sharpener. Product features: - made of a single piece of very hard, forged chrome-molybdenum steel - POM handle - exceptional durability and anti-corrosion - highest quality workmanship - safe, contoured handle - intended for professional kitchens, small catering establishments, and home use Parameters: - knife length: 360 mm - blade length: 230 mm - diameter: 10 mm Set includes: - knife sharpener