Features: Experience long lasting durability with our grinding disc, designed for high intensities polishing tasks on wood, metal, stone, and more. Crafted from steel paper materials, this grinding disc features a standard m14 threaded screw design for easy installation and compatibilities with most disc sanders. For professional carpenters, furniture makers, and DIYer enthusiasts who require precise sanding and polishing capabilities. Perfect for enhancing work efficiency in various applications, including woodworking, metalworking, and plastic surfaces finishing. Achieve superior results with this versatiled tool, ensuring smooth and polished surfaces every time you use it. Specifications: Component:Plastic Color:Black Size:4inch/5inch/6inch/7inch Package Includes: 1 Set Grinding Disc note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual coloring of the item. Thanks for your understandings.