Feature:1. 360 rotatable pivot, easy to adjust for efficient sharpening; the knife clamp can be flipped 180 for easy sharpening of both sides of the knife.2. The sharpener requires you to assemble it yourself, which is easy to do in a few steps; the maximum clamping thickness is 55mm, making it easy to clamp to a tabletop.3. The angle of the sharpener itself is fixed at 15 and can be adjusted simply by adjusting the angle between the whetstone and the knife; with a 3 adjustment, the angle between the sharpener and the knife is 18.4. Equipped with 6 sharpening stones of different grits (180#/400#/800#/1500#/2000#/3000#) to meet different needs. Two sharpening stones can be installed in the sharpener at the same time.5. This heavy duty knife sharpener is mainly made of alloy material, which is of high quality and wear-resistant. The comfortable non-slip handle is adjustable and easy to grip for efficient sharpening.Specification:Specifications:Main Color: SilverMain Material: AlloyPivot: 360° adjustableKnife Clamp: 180° flipGrit Size: 180# / 400# / 800# / 1500# / 2000# / 3000#Clamping Thickness: Max 55mm / 2.17inItem Size: 470 * 34 * 125mm / 18.50 * 1.34 * 4.92inPackage Weight: 1335g / 2.94lbPackage Size: 27.5 * 13.5 * 9cm / 10.83 * 5.31 * 3.54inPackage List:Package List:1 * Knife Sharpener Kit6 * Whetstones1 * User Manual (English)1 * Cloth Bag