Removable grinding head for easy cleaning Stainless steel plate with non-slip EVA base to keep the sharpener safe 3-stage system: efficient and fast, coarse and fine Widely used in stainless steel kitchen knives, fruit knives, chef knives. Note: The back of the tire, do not push the tire back and forth Specifications Material: ABS + tungsten steel Dimensions: 18x7.5 cm The package includes: 1 piece kitchen knife sharpener Notice: Please allow 1-3mm error due to the measurement manual, please make sure you don't mind before you bid for a different monitor IMPORTANT: We value your satisfaction and strive to provide high-quality products and services, so if for any reason you have problems receiving your product, please feel free to contact us via message chat and give us a chance to help you before complaining. Thank you for your kindness!