Designed for robust performance, the Flexovit 4-1/2 x 1/4 x 5/8-11 T-27 A30S grinding wheel is an essential tool for any metalworking project. With a maximum RPM of 13,300, this high-performance wheel excels in fast grinding applications on ferrous metals, including stainless steel, iron pipe, and high tensile steel. Precision-engineered with aluminum oxide abrasive grain, it offers smooth and safe operation, making it ideal for tasks such as weld grinding, beveling, and snagging. Crafted in the USA, this Type 27 depressed center grinding wheel ensures maximum safety with its durable construction, featuring three full diameters of high tensile fiberglass reinforcements, ready to tackle moderate to heavy stock removal with ease.