General description This double-sided diamond whetstone is designed for precision sharpening of various hard materials. It features two different grit sides for versatile use: a coarse side for rapid material removal and a fine side for polishing and finishing. The whetstone is lightweight, durable, and constructed to prevent breaking, chipping, cracking, hollowing, or grooving. It can be used with water for lubrication, avoiding mess and odors. Technical specifications Material: Diamond Dimensions: 200mm (7.87 inches) length Grits: Red (600 grit, 25 micron), Blue (325 grit, 45 micron), Green (1200 grit, 9 micron), Black (220 grit, 60 micron) Type: Double-sided (combination) Compatibility and accessories Suitable for all hard materials including carbide, steel, and other metals Compatible with various sharpening tools such as woodworking tools, router bits, 3D bits, garden tools, tin snips, augers, and flat bits Installation No special installation required; simply use water for