Feature: 1. Simple operation, quick and easy to sharpen knives, and can protect your hands from accidental damages. 2. With a sucker, can be fixed on smooth and flat surfaces stably. (If you put some water on the bottom of the sucker, it will have stronger adsorption capacity.) 3. Universal base ball design, you can adjust it as you like for comfortable position to operate. 4. With specially designed angle indication mark on adjustable pivot rod, you can adjust its angle according to the angle of knife blades. 5. A sliding piece can be adjusted to fit different knives. 6. Simple operation, quick and easy to sharpen knives, and can protect your hands from accidental damages. Dedicated knife sharpening kits come with four high-quality sharpening stones, 120#, 320#, 600#, 1500#, meeting your different needs. 7. With a sucker, can be fixed on smooth and flat surfaces stably. (If you put some water on the bottom of the sucker, it will have stronger adsorption capacity.) Made of stainless steel (including screws), ABS engineering plastic, High quality to use. 8. Universal base ball design, you can adjust it as you like for comfortable position to operate. After grinding, knives can be very sharp and do not have any rough grinding crack. 9. With specially designed angle indication mark on adjustable pivot rod, you can adjust its angle according to the angle of knife blades. Perfect industrial design, beautiful appearance. Specification: Features： Simple operation, quick and easy to sharpen knives, and can protect your hands from accidental damages. With a sucker, can be fixed on smooth and flat surfaces stably. (If you put some water on the bottom of the sucker, it will have stronger adsorption capacity.) Universal base ball design, you can adjust it as you like for comfortable position to operate. With specially designed angle indication mark on adjustable pivot rod, you can adjust its angle according to the angle of knife blades. A sliding piece can be adjusted to fit different knives. Dedicated knife sharpening kits come with four high-quality sharpening stones, 120#, 320#, 600#, 1500#, meeting your different needs. Made of stainless steel (including screws), ABS engineering plastic, High quality to use. After grinding, knives can be very sharp and do not have any rough grinding crack. Perfect industrial design, beautiful appearance. Specifications: 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 Package size: 46.5 * 14 * 8.5cm/ 18.3 * 5.5 * 3.3in Package weight: 1260g/ 2.77lb Packing list: 1 * Knife sharpener 4 * Sharpening stones (120#, 320#, 600#, 1500#) 1 * Cleaning Cloth 1 * Carrying case Package List: 1 * Knife sharpener 4 * Sharpening stones (120#, 320#, 600#, 1500#) 1 * Cleaning Cloth 1 * Carrying case