This carbon brush is designed specifically for the CM4, CM4 SA, EC4 Model Tile Marble Cutter, providing excellent power transfer and motor protection. It ensures your tile marble cutter operates efficiently and smoothly, even during extended use. Made from high-quality materials, this carbon brush helps minimize wear on your tool’s motor. Keep your CM4, CM4SA, EC4 tile cutter performing at top efficiency with this reliable and durable replacement brush.