Fangrui Product Details High Quality: Knife Sharpeners Are Constructed With A Plastic Body And High-quality Blade Slots Made From Ceramic, Tungsten Steel, And A Diamond Grinding Wheel, Ensuring Long-lasting Performance. 4 - Slots: Sharpener Features Four Slots: Scissor Sharpener Slot For Daily Scissor Sharpening. Tungsten Steel Blade Slot For Grinding Blunt Knives. Diamond Rod Slot For Daily Sharpening And Preparation Of Knife Grinding. Ceramic Rod Slot For Meticulous Grinding And Polishing. Easy To Use: This Knife Sharpener Is Compact And User-friendly. Simply Place The Blade In The Sharpening And Gently Pull Through A Few Times In To Restore Its Sharpness. Ergonomic Design: Designed With A Non-slip Silicone Base And Ergonomic Handle, This Sharpener Provides A Secure Grip For Safe And Effortless Sharpening. The Hanging Design Allows For Convenient Storage On A Wall, Saving Space In Your Kitchen. Suitable For Most Knives: This Sharpener Is Suitable For Almost Any Type Of Blade And Scissors, Including Chef Knives, Uti