Features: 1. For concrete, granite, marble, limestone 2. High gloss 3. Long service life 4. Fast polishing Application: Our resin floor polishers are specially designed for polishing concrete, granite, marble, limestone and all kinds of stones. Specifications: Material: diamond + resin powder Color: random Diameter: 5 inch (125 mm) Working thickness: 5 mm Hole: 16 mm Grit: 30/100/150/300/500/800/1000/1500/2000/3000# (optional) Quantity: 1pc Application : transition tool, concrete floor Package includes: (optional) 1 * polishing pad Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.2. Please allow slight manual measurement deviation for the data.