The Vortex Carbide Roughing End Mill is a high-performance cutting tool designed for aggressive roughing in steel, stainless steel, cast iron, and high‑performance alloys. Built with premium carbide and a TiSiN coating, it delivers durable, reliable performance through demanding machining jobs. Diameter x Length: 4 mm x 50 mm Flute Count: 4-flute standard roughers for efficient material removal Material: Premium carbide for maximum durability and longevity Coating: TiSiN coating reduces friction and heat during cutting Chip Evacuation: Optimized design promotes improved chip evacuation for smooth operation Applications: Ideal for high-speed roughing on steel, stainless steel, cast iron, and high-performance alloys This end mill is engineered to withstand the rigors of roughing passes while maintaining sharpness and consistent performance. The combination of carbide durability and the TiSiN coating helps resist wear, limit heat buildup, and extend tool life. The four-flute geometry enables steady, efficient material removal, contributing to productive cutting cycles and reliable results across a variety of tough materials.