The GW-CUP-AS3 4/3X1-1/2X1-1/4 46I from Field Tool Supply is a high-quality cup grinding wheel designed for efficient material removal. With dimensions of 4/3 inches by 1-1/2 inches and a thickness of 1-1/4 inches, this wheel is ideal for various grinding applications. The 46 grit rating provides a balance between aggressive grinding and a smooth finish. Constructed from durable materials, it ensures long-lasting performance. This cup wheel is compatible with standard grinders and adheres to ANSI safety standards, making it a reliable choice for professionals.