Dremel 15/16 In. Cut-Off Wheel, 409 Mandrel is designed for cutting metal with limited use on wood and plastic. This cut-off wheel makes it easy to cut or slot bolts, screws, sheet metal, thin wood, and plastic. It cuts only along its edge, providing precision and control for your projects. The wheel is intended for use with mandrel 402 and features a diameter of 15/16 inches and a thickness of .025 inches. This package includes 36 wheels, making it a convenient choice for various cutting tasks. Model Number: 409