Designed for efficiency and durability, the FX Cup Wheel from Walter Surface Technologies is an essential tool for any metalworking professional. Measuring 4-1/2" in diameter and featuring a unique Eco-Trim™ backing, this abrasive disc not only offers excellent wheel life but can also be trimmed to extend its usability by up to three times. With a weight of just 0.22 lbs per unit and packaged conveniently in sets of five, these wheels are ideal for use on steel and resistant to loading, even when working with softer metals. Manufactured in Germany, this product combines quality craftsmanship with innovative design, ensuring safe and easy trimming without the need for a backing pad.