Package Contents: These sharpeners are small and lightweight, making them easy to carry without taking up too much space. Unique: The honeycomb surface ensures that dust generated during the sharpening process does not affect sharpening. The diamond sharpener has no base to prevent it from moving during use. Material: These sharpeners boast high hardness and durability thanks to their diamond material construction. The material's high hardness and low loss during use allow for extended lifespan. Easy to Use: Simply place the blade on the sharpener and move it back and forth several times while maintaining an approximately 30-degree angle. Water can be added during sharpening for lubrication. Versatile Use: Suitable for sharpening all types of kitchen knives, scissors, snowboard tuning, carving, and gardening tools, etc. Whether household or outdoor tools, use these sharpeners to easily maintain them. Color: Silver Material: Diamond Size: 151 x 63 x 1 mm Package Contents: 2 x Sharpeners (400/1000) Note: Light shooting 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 +/- 1-3 cm.