This diamond sharpening stone uses diamond as abrasive material which is more effective than normal sharpening stone and less risk of edge damage.Design Double sided diamond stone with 400 grit for coarse sharpening and 1000 grit for fine sharpening. Oval hole design to collect and hold metal shavings.Suitable for ;sharpening family kitchen tools, such as cutlery, scissors, hunting pocket knives, blades, razors, hatchets and axes. This diamond sharpening stone also works for carving knives, gardening tools, swords, sharpening wood chisels.We understand the importance of safety when using garden tools. sharpening, your purchase comes with a silica base to hold the stone inside a non-slip silica gel base, make sure the diamond stone is fixed in the same place when sharpening sharpening.Place the knife on the surface of the diamond and keep an angle of approximately 30. Move forward and backward several times, then switch to the other side of the knife and repeat the same process. Description:This diamond sharpening stone uses diamond as abrasive material which is more effective than normal sharpening stone and less likely to damage the edges.Double diamond stone design face with a grain of 400 for coarse sharpening and a grain of 1000 for fine sharpening. Oval hole design to collect and hold metal shavings. Suitable for sharpening family kitchen tools, such as cutlery, scissors, hunting pocket knives, blades, razors , hatchets and axes. This diamond sharpening stone also works for carving knives, gardening tools, swords, wood chisel sharpening. Size: approx. 175 x 88 x 30 mm / 7.87 x 2.75 x 0.23 inchGrit Type: 400 Grit + 1000 GritWeight: Approx. 354gNote:Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thanks!Please allow 1-2cm measuring deviation due to manual measurement.Package Included:1 X 400/1000Grit Double Sided Diamond Sharpener Grinding Wheel /p>