3.00 mm Cutter Diameter x 4.50 mm Length of Cut x 24.00 mm Reach Carbide Square End Mill For Exotic High Temp Alloys, 3 Flutes, AlTiN Nano Coated. Optimized for titanium alloys, inconel, nickel alloys, and other high-temperature materials with outstanding performance in difficult-to-machine steels, stainless steels, and tool steels, this line of square, long reach, stub flute end mills is designed to excel in deep cavity milling applications.