[Professional Knife Sharpeners]: sharpeners are designed with 3-slot "V" shaped and made of tungsten alloy, ceramic and diamond.The high quality ABS material provides maximum control and safety when sharpening knives. Easy and fast to make kitchen knives . [Adjustable Knife Sharpener]:Professional 3-1 knife sharpener with built in angle adjustment from 14 to 24 degree, offering the blade angle to expertly maintain the cutting edges of your knives (includes unique ceramic sharpening blade slot designed to sharpen Kitchen scissors). [Convenient Operation with Knife sharpener]:These knife sharpeners offers two of sharpening for each knife style: a coarse ultra-hard Tungsten carbide side for restoring edges to dull blades and a finely grained ceramic side for honing and finishing edges, also useful for quick touch-ups.Just adjust the corresponding angle(We had marked the angle on the sharpener for different knifes), 3 to 5 pulls through the sharpener is all it takes to reestablish any knife to a precision edge. [Safety Design]:The ergonomic handle and non- ABS base safety and control during use; guaranteeing perfect results with use. A unique handle-shaped grip helps keep safe, and a nonslip rubberized base provides stability on the work surface. Colour:black Material:ABS Size: 26.5 x 11.5 x 7.5cm Package Contents: 1 x Sharpener Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.