Features 1、STRONG AND DURABLE: Made of durable natural material, which is a non disposable abrasive without iron. Very strong and unbreakable, each stone will have a strong impact on the knife when sharpening, and durable 2、SAFE AND EASY TO USE: The whetstone kit is very easy to assemble and comes with a fixed non slip base which ensures that the whetstone will not slip off for safety. The whetstone is intended to be used with water, not oil. There is no need to soak in water before use. You can use by drying on the surface 3、SUITABLE FOR: Professional grade knife sharpener not only works on kitchen and chef knives, its functions extend to almost any blade. Sharpened fillet knife, sushi knife, pruning scissors, straight razor blade, scissors, axe, hunting knife, etc. 4、5 DIMENSION: Contain 1000 3000 5000 8000 10000 grit whetstone, possess beautiful appearance, suitable size, small volume, easy to carry and sharpen more effectively 5、USAGE SCENARIO: Ideal for use with fixed angle sharpeners, wet stone sharpener kits for Japanese knives, hunting knives, knives, straight shavers, axe sharpeners, belt sanders, wood planers, block planers, iron planers, garden honing tools Specification Item Type: Whetstone Set Material: Topaz, ruby, pulp stone, white jade, green jade Grindstone Specifications: 1000 3000 5000 8000 10000 grit(1 of each) Product Size(excluding base): Approx. 150 x 23 x 6mm / 5.91 x 0.91 x 0.24in Package List 5 x Whetstone