Take on your shop's toughest heavy-duty jobs with this Gemini 57A AO Type 11 non-reinforced portable snagging wheel. Its durable aluminum oxide abrasive keeps cool as it grinds over both hard and soft alloys, including 300- and 400-series steel, titanium, carbon steel alloys and even the softer copper and aluminum pieces you're working with. Capable of delivering good-tier performance on grinders of many power levesl, this wheel can almost effortlessly remove stock from ductile iron, as well as put a gleaming finish on brass fittings.