The Guhring 3197 12mm Type N 4 Flute Carbide End Mill Milling Cutter Tool is a high-quality tool designed for metalworking applications. With four flutes and made from durable carbide, this end mill offers precision and efficiency in cutting through various materials. The set includes four pieces, ensuring that you have a spare on hand for any needs that may arise during your projects. Ideal for use in CNC machining or manual milling, this Guhring tool is a reliable choice for professionals in the manufacturing industry.