Experience exceptional performance and productivity with the HP XX™ Grinding Wheel, expertly crafted by Walter Surface Technologies. Designed for efficiency, these 4-1/2" grinding wheels guarantee the lowest grinding costs while delivering the highest removal rates and longest lifespan in their class. Each wheel is meticulously balanced to meet rigorous safety standards, ensuring a reliable and smooth operation. With a quick and easy spin-on mounting system compatible with both 4-1/2" and 5" diameters, these wheels are perfect for a variety of grinding applications, making them an essential addition to any toolkit. Packaged in convenient quantities of 25, they are not only practical but also designed to maximize productivity on the job.