With an optimal bond hardness that provides a good cut rate and lifespan, this Gemini 57A AO Type 01/41 non-reinforced foundry cut-off wheel is made with tough aluminum oxide for consistent performance at an economical price. The zone reinforcement ensures this wheel meets standard parameters for any fixed-base chop saw or chop-stroke machine in your foundry. Use this wheel to cut off 300- and 400-series stainless steel, soft and hard carbon steel, soft metals, iron, tool steels, titanium, and super alloys.