Upgraded Version Fixed-angle Knife Sharpener Professional Kitchen Knife Sharpener Kits System 4 Sharpening Stones 120#, 320#, 600#, 1500# Color: black Material: ABS plastic & stainless steel & millstone Stone size: 14.8 * 2 * 0.5cm/ 5.8 * 0.7 * 0.2in Operating lever length: 44cm/ 17.3in Workbench size: 18.5 * 7.5cm/ 7.3 * 2.9in (L * W) , Sharpener weight: 712g/ 1.57lb