Feature: 1. 360° swivel pivot, easy to adjust for efficient sharpening; Clamp can be flipped 180° for easy sharpening of both sides of the knife. 2. The sharpener requires self-assembly and can be easily assembled in a few steps; the maximum clamping thickness is 45mm, making it easy to clamp to a tabletop. 3. The angle of the sharpener itself is fixed at 15° and only needs to be adjusted between the sharpening stone and the knife; a 3° adjustment gives an angle of 18° between the sharpener and the knife. 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, superior quality and wear-resistant. Comfortable non-slip handle is adjustable and easy to grip for efficient sharpening. Specification: Specifications: Main Color: Silver Main Material: Alloy Pivot: 360° adjustable Knife Clamp: 180° flip Grit Size: 180 / 400 / 800 / 1500 / 2000 /3000 Clamping Thickness: Maximum 45mm Item Size: 545 * 232 * 41mm / 21.45 * 9.13 * 1.61in Package Weight: 1020g / 2.24lb Package Size: 27.5 * 13.5 * 8.2cm / 10.83 * 5.31 * 3.22in Package List: Package List: 1 * Knife Sharpener Kit 6 * Whetstones 1 * User Manual (English) 1 * Cloth Bag