The 4-1/2 x .045 x 7/8 Type 1 Cutting Wheel Set from IRWIN includes five high-performance wheels designed for precision cutting. These wheels are constructed from durable materials, ensuring longevity and effectiveness in various applications. With a thickness of .045 inches and a diameter of 4-1/2 inches, they are ideal for cutting metal, wood, and other materials. The wheels are compatible with standard cutting tools and meet ANSI standards for safety and performance. Perfect for professionals and DIY enthusiasts who require reliable cutting solutions.