The OX USB Ultimate Super Abrasive Cutting Blade is designed to cut anything! Including Ductile Iron Pipe, Pipe, Plastic Pipe, Cast Iron, Concrete, Steel and Fiberglass. This OX Ultimate Series Diamond Blades stands apart from the crowd and is backed by every safety standard, including ISO 9001 and EN13235. Guaranteed safe. Guaranteed to perform. When only the best will do, ultimate says it all.