Parameters: Style A Size: 9 * 3 * 1.2cm Material: PP+ceramic rod+carbon steel sheet Style B Size: 5.5 * 5.3 * 1cm Material: PP+ceramic rod Usage: Kitchen sharpening tool, can also sharpen household knives Features: Brand new and high-quality. This is a new edge movement with a two-step blade edge Simple and fast operation when grinding knives Unique cutting and sharpening functions Hanging design, no slipping during sharpening Small size, exquisite, safe, and convenient Perfect for toolbox, toolbox, or kitchen Attention: Some colors displayed in the photo are different from the provided colors