Color: red Material: iron, alloy with diamond Disc diameter: 115 mm Core diameter: 22.23 mm Maximum speed: 80 m/s This 115mm diameter diamond abrasive disc features a double row design for fast wet or dry grinding. It is ideal for surface preparation, edge blending, smooth shaping, finishing and finishing of sloped concrete walls or other masonry surfaces. The lightweight, vibration-free design dramatically reduces operator fatigue, while cooling ports allow air to cool the abrasive disc quickly and efficiently. Thanks to the diamond coating, this grinding disc is hard and extra tough, offering fast cutting speed, high performance and long term life as well. Color : red Material: iron, alloy with diamond Disc diameter: 115 mm Core diameter: 22.23 mm Maximum speed: 80 m/s Maximum operating speed: 13,300 rpm With double row Suitable for wet and dry grinding