General description Made of high-quality soft thick wool, these 4-inch round wool felt disc wheel pads are environmentally friendly and designed to polish without scratching surfaces. They are suitable for various applications, including metal derusting, glass and ceramic polishing, and automotive and wood floor polishing. Technical specifications Outer Diameter: 4 inches Second Inner Diameter: 1.88 inches Innermost Diameter: 0.62 inches Wool Pad Thickness: 0.4 inches Material: Wool Color: Green Package Contents: 18 pads Measurement Error: +/- 1-3 cm Usage Ideal for buffing and cleaning tasks Suitable for polishing metal, glass, ceramics, marble, automotive surfaces, and wood floors Other information Wear personal protective equipment as required Pay attention to the speed during use Note: Color may vary slightly due to light reflection and different displays