Sun-Flower brand abrasive metal cutting disc, specifically a 14-inch (350mm) model designed for high-speed metal cutting.The disc features aggressive cutting capabilities and is rated for operating up to 4400 RPM and a maximum speed of 80 m/s.It is constructed for durability using aluminum oxide abrasive material bonded with phenolic resin and reinforced with fiberglass layers for safety.It is intended for use on specialized metal cutting machines (cut-off saws) to cut various ferrous metals and stainless steel