Features: brand new and high quality High Quality Material: Made of high quality diamond , stable, firm and durable. Product Dimension: approx. 95x60x30mm/3.74x2.36x1.18inches. Application: Good performance, convenient and practical, suitable for home and professional use. Lightweight Size: Portable and small size, easy to store and carry, bring you convenience. Diamond hand-rubbing block, diamond material, mainly for rapid polishing and processing of stone, also used for edge and surface polishing, used in granite, marble, concrete, glass polishing, etc. Specifications: Material: Diamond Color: As the Picture Shows Granularity: 60, 100, 200, 400 Product Dimension: approx. 95x60x30mm/3.74x2.36x1.18inches Net Weight: 25g/0.06lbs Package Includes: 1x Sandpaper Sanding Block note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.