Cutting Disc for Steel Abrasive Material: Aluminum Oxide Type: Flat (T41) and Depressed Center ... , sharp and durable. Application: For cutting steel and iron. Mainly suitable for pipes, profiles, metal studs, nails, rebar, threaded rod, metal door jambs,etc ... vibration, sharp and durable. Application: For cutting of plates and thin rods in iron and mild steel, wire, fasteners, pipes, sections and ...