[Product Description] X-PRO series is for milling carbon steel, low alloy steel and cast iron. It is optimized for roughing by applying a new shape cutting edge for reducing cutting force and improving wear resistance. [Product Specification] Flat end mill : D3 ~ D16 (2Flute, 4Flute) Roughing end mill : D3 ~ D16 (3Flute, 4Flute) [Product Model] Flat : 2XPE, 4XPE, 4XREV, 4XPEV Roughing : 3XOE, 4XOE [Product Use] * X pro series is suitable for Roughing by chip breaker and to cut HRC below 50. * Strong wear-resistance by adapting X-pro coating. * Special design of cutting edge minimizes fracturing. * Excellent work surface by deep ship pocket.