General description Made of high-quality wool felt, this set of 15 polishing discs is designed for use with angle grinders. The discs are ideal for polishing and cleaning a variety of surfaces, including metal, glass, ceramics, marble, and wooden floors. Technical specifications Material: Wool felt Color: White + Black Diameter: 100 mm (4 inches) Thickness: 13 mm (0.51 inches) Hole diameter: 16 mm (0.63 inches) Maximum speed: 11000 rpm Grit: 2000 grit Usage For optimal polishing results, use a polishing paste suitable for the workpiece. Ensure that the diameter of the installation hole matches the diameter of the wool wheel hole. Always wear protective glasses and gloves while working. Other information The package includes 15 polishing disc pads with the same specifications. Warm review: Please confirm the size before purchasing.