Double-sided Sharpening: The unique honeycomb design ensures that the dust generated during the grinding process will not affect the sharpening. Efficient Material: This knife sharpening stone uses diamond as abrasive material which is more efficient than normal whetstone and less risk of damaging the edges. Due to the high hardness of the material and the low loss during use, our whetstone plate can be used for a long time. Convenient: This sharpener stone comes with silica gel base, non-slip and safe to use. The whetstone kits are small in size and light in weight, so they are easy to carry and store without taking up too much space. Easy to Use: You just need to place the knife on the sharpening stone and move it back and forth several times while maintaining an angle of about 30°. This Diamond Sharpening Plate can be used by everyone from stay at home moms to various professionals. Various Applications: The sharpener stone set is very suitable for grinding family kitchen and outdoor tools, woodworking chisel, jade, seals, or carving knives. This sharpening stone kit definitely a PERFECT GIFT for your family & friends. color:Silver Material:diamond size:About 155mmPackage Contents: 1 x Double-sided Sharpening(400/1000#) / 1 x Double-sided Sharpening(600/1200#) Only the above package content, other products are not included. 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 +/- 1-3cm. Note: 1. Please allow 1-3 mm error due to manual measurement and 1-3g weight error make sure you don't mind before ordering. 2. Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please make sure you don't mind before ordering, thank you! About Shipping: 1.please pay attention to your delivery address such as: name, street, house number, doorbell/email without name, etc. is correct, or the order will not be delivered correctly. 2.All items will be shipped within 3 business days after the payment is received. Most times you will receive them within 8-12 days then. The specific delivery time is depend on circumstances. 3.During the shopping process, if you have any questions, please feel free to consult us, we will reply you within 24 hours Hope you have a pleasant shopping experience!