Zirconia Type 27 Grinding Wheel – 4-1/2" x 1/4" x 5/8-11

Premium zirconia grain Type 27 grinding wheel engineered for high-efficiency grinding. The self-sharpening zirconia grain provides excellent material removal rates and extended wheel life. Ideal for steel, cast iron, and stainless steel, this 4-1/2" x 1/4" wheel with a 5/8-11 threaded arbor is rated for a maximum speed of 13,300 RPM. Perfect for industrial, fabrication, and metalworking applications that demand durable, high-performance grinding.