1 Set of Two Sides 3000 & 8000 Kitchen Knife Sharpening White Corundum Sharpening Stone Non-slip Sharpening Stone Grinding Abrasive Tool Features:1. Made of high quality white corundum, very convenient and durable to use.2. double-sided grindstone design, convenient and easy to sharpen knives.3. comes with silica gel, non-slip and safe to use. 4. ruby olive stone sintered from high temperature, it has high hardness and strength. 5. Its structure is fine and compact, it has almost not easy to wear and tear on the surface. 6. White corundum is translucent with natural color, its texture is very average and fine, has high hardness and toughness, not be worn off at all. Specifications: Material: White Corundum + Ruby Olive Stone Base Material: Silica Gel Grit Type: 3000 Grit & 8000 Grit Size: Approx. 180 x 60 x 30mm / 7.09 x 2.36 x 1.18 inch Color: 8000 Grit: Translucent, 3000 Grit: Rust Weight: Approx. 612g Package Included: 1 x Sharpening Stone 1 x Silica Gel Base Note:1. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. 2. Other sharpening stone and base silica gel included, no other things included. 1) we accept Alipay, West Union, TT. All major credit cards are accepted through the payment processor's secure escrow. 2) Payment must be made within 3 days of placing the order. 3) If you can't bring back immediately after the auction ends, please wait for a few minutes and try again, the payment must be completed within 3 days. About Shipping 1.