Crafted by United Abrasives, the Challenger 3™ Flexible Grinding Wheel is a versatile tool designed for precision and efficiency in metalworking. With a diameter of 4-1/2 inches and a grit of 36, this grinding wheel excels in blending and grinding applications, making it ideal for use on stainless steel, iron, bronze, and various non-ferrous metals such as aluminum and copper. Engineered for durability, it features a thickness of 1/8 inch and operates at a maximum speed of 13,280 RPM, ensuring optimal performance with your angle grinder. This 10-pack provides a reliable solution for both professional welders and DIY enthusiasts, enhancing your workflow with its robust design and Italian craftsmanship.