Crafted by Koltec USA, this 4-1/2" x 5/8"-11 Rubber Backing Pad is specifically designed for resin fiber discs, ensuring a secure and stable attachment. Its durable construction provides reliable performance for various automotive applications, making it an essential component for maintaining your vehicle's parts and accessories. The pad's dimensions offer a precise fit for the specified resin fiber disc, and its high-quality rubber material is engineered to withstand the rigors of regular use. Whether you're a professional mechanic or a DIY enthusiast, this backing pad is a practical addition to your automotive tool collection.