Description: Fine diamond sharpening stone for square knife, grit 80-3000. Joint sharpening knife, kitchen knife, fruit knife for cutting: 1000 mesh ~ 3000 mesh. This coarse grinding and fine grinding: 240 mesh -800 mesh. Use for: Grinding wheel, jade, seal carving knife, wood crafts, metal grinder, etc. Features: Made of durable diamond material. 13 grits optional. Diamond coated material is more effective than normal whetstone. Mini sharpener designed. Easy to take for camping and kitchen knives. Specifications: Condition: Brand New Material: Diamond Size: Approx. English: 17 x 7.5 cm / 6.69 x 2.95 inches Grit Options: 80, 150, 240, 320, 400, 600, 800, 1000, 1200, 1500, 2000, 2500, 3000 Weight: Approx. 100-110 g Package Contents: 1 x Diamond Plate Note: 1. Please allow 1-2 mm error due to manual measurement. Thanks for your understanding. 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real