✅ Premium and Value: This 20-pack 4-1/2 x 7/8-inch metal/stainless steel cut-off wheel set is specially formulated for fast cutting in metals and stainless steel. ✅ Safe but Durable Material: Bonded with corundum and white alundum grain and reinforced by double fiberglass mesh, these cutting discs perform much more aggressive cutting in metal and stainless with safety and longer service life. ✅ Precise and Efficient Cutting: 3/64-inch ultra thin design for fast burr free cutting with minimal material loss, make cutting project more precise and efficient.