Affûteur de couteaux professionnel 4 en 1 pour couteaux de cuisine, meuleuse et ciseaux, pierre à aiguiser, angle réglable

" Color: red gray Material: pp rubber tungsten steel ceramic carborundum Size: 290*72mm Characteristics:  4 Stages: With 4 stages to make knife sharpener, this knife sharpener works on all knives and scissors, sharpening straight knives, hunting knives and pocket knives, butcher knife, ceramic knife, chefs knife, cleaver meat, pruning shears and much more.  Convenient to use: fast, safe and suitable for right-handed or left-handed operation with an ergonomic handle; Non-slip rubber bottom means your sharpener stays in place.  Good Quality: This Knife Sharpener Made of Tungsten Steel Ceramic Carbide PP Rubber. It is durable and long lasting, keeping your hand safe when sharpening.  Adjustable Angle: 14 - 24 degree angle adjustment knob, so you can set the correct blade angle to sharpen knives of different sizes, thicknesses and edges to their proper edge.  Easy to use: place the knife in the grinding groove at an angle of grip to the sharpener, gently press and pull back about 5 times  How to use: The tungsten steel grinding groove is suitable for dull knives, the ceramic grinding groove helps to polish the knives and remove the burr, in addition, there is a rough grinding groove and a scissor grinding groove, you can use the suitable grinding slot according to your needs. Package list: 1 x knife sharpener "