Professional precision knife sharpener designed for kitchen knives, pocket knives, chef knives, hunting knives, and scissors. This 4-in-1 tool allows you to sharpen and polish all common blades with a single device. - 4-in-1 functionality: tungsten steel slot for relatively blunt knives, resin diamond slot for polishing, ceramic blade slot for fine sharpening, and a scissor slot for sharpening scissors. This multi-faceted design lets you sharpen and polish knives and scissors in one tool. - 6-angle precision sharpening: adjustable knob with six sharpening angles: 14°, 16°, 18°, 20°, 22°, and 24°. Simply pull the blade through the slot five times for effective sharpening. - Easy to use: ergonomic handle for comfortable use and reduced hand fatigue during longer sharpening sessions. Place the blade in each slot and gently pull through a few times for fast, effective sharpening. The non-slip base holds the tool securely to the countertop for stability and safety. - Sturdy and safe: high-density ABS plastic frame with non-slip rubber grips maximize safety and stability during sharpening. - Practical use scenarios: quick edge refresh in the home kitchen before cooking; restoring a dull hunting or pocket knife for field tasks; sharpening kitchen scissors or shears to maintain clean cuts.