Features 1、PRACTICAL AND CONVENIENT: Fixed angle sharpener is made of cast aluminum and stainless steel. Whetstone is white corundum and nature stone material, the cutter sharpener structure is simpler, more convenient installation and use, the main body of the cutter sharpener are solid metal after CNC processing, long lasting 2、FLIP CUTTER 360° FLIP ROTATION: This kitchen cutter sharpener has an upgraded quick clamp design that allows you to clamp tightly onto a table, countertop or other platform. The cutter clamp is automatically raised and can be easily fixed without any wrenches or screws. You can twist the screw on the droop straight rod to adjust the right angle you want, restore the cutter quickly and safely 3、METAL ROUND BALL, STRETCH ROD LENGTHENING: There is a non slip silicone washer on the fixed position of the cutter sharpener desktop to ensure that the cutter sharpener is absolutely fixed on the desktop and will not shake when sharpening the cutter. The cutter clamping position also has a soft silicone washer to protect your cutter from scratches 4、8 QUALITY WHETSTONES: The kitchen cutter sharpener comes with 8 thickened whetstones with bases(white corundum 120, 320, 600, 1500 grit; Nature stone 3000, 5000, 8000, 10000 grit). The smaller the abrasive particle, the rougher the appearance, suitable for the repair of various tools and tools; The higher the gravel, the smoother the appearance, suitable for fine grinding and polishing the cutter 5、WIDE USE: Cutter sharpener kit includes instructions. This professional sharpener meets all your sharpening needs, such as kitchen cutter, cutter, chef cutter, steak cutter, Japanese cutter, paring cutter and more Specification Item Type: Professional Sharpening Kit Material: Cast aluminum, stainless steel, white corundum Grinding Stone Specifications: White corundum 120, 320, 600, 1500 grit; Nature stone 3000, 5000, 8000, 10000 grit Package List 1 x Desktop Fixed Device 1 x Fixed Angle Adjustment Device 1 x Guide Handle 1 x Handheld Fixed Sharpening Stone Sharpening Device 1 x Hex Wrench 8 x Sharpening Stone 1 x Storage Box 1 x User Manual