4 Flute End Mills

For professionals who demand precision and durability, 4 flute end mills are the go-to solution for a wide range of metal machining tasks. Designed to handle everything from steel to hardened alloys, these tools offer excellent surface finishes, reduced vibration, and greater stability at high speeds. Whether you’re working with CNC machines or manual mills, our selection of square, ball nose, and corner radius end mills ensures you’ll find the right tool for any cut.

Our 4 flute end mills are available in carbide and HSS, offering the strength and heat resistance needed for continuous operation and extended tool life. The extra flutes mean more cutting edges, which translates to faster material removal and tighter tolerances-ideal for both roughing and finishing operations. Available in regular and long lengths, these tools provide the reach and versatility needed across various machine setups and part designs.

At ProcureStack, we deliver only the highest quality USA-made end mills built to meet the needs of aerospace, automotive, and metalworking professionals. Every tool is selected for its performance, reliability, and consistency under pressure. With fast shipping, easy online ordering, and expert-approved options always in stock, you can keep your shop running smoothly with the right 4 flute cutter at your fingertips.