This box of Indexable Carbide Milling Insert RPMT10T3 MOE JS (R5) is a must-have for anyone in the steel processing business. The multilayer coated lathe tool insert is simply immaculate, providing the perfect balance of precision and durability. Whether you're working with steel or stainless steel, these inserts effortlessly fit right in and deliver consistent, reliable results. A true game changer for CNC milling machines, this product has left me completely amazed. Trust me; you won't find anything quite like this on the market.