REMS Cutting Wheel - Cu-INOX 3-120, S 4 on Needle Bearings - 113213 With the REMS Cutting Wheel for the Cu-INOX 3-120, S 4 on Needle Bearings, you'll find cutting through tough and durable pipes and tubes to be a lot quicker, a lot easier, and a lot more efficient. Made from surface treated hardened tool steel for enhanced durability, this cutting wheel has the strength to easily cut copper, steel, stainless steel, brass, and aluminum.