CoroMill® 331 Multi-purpose side and face milling cutter CoroMill® 331 is a highly productive choice for reliable, multi-purpose side and face milling with high precision. Application — Grooving — Parting off — Double half side milling — Shoulder milling — Face milling — Back face milling — Gang milling — Circular interpolation Features and benefits ISO application areas — Wide assortment of diameters, widths and mountings — High-precision setting for excellent groove quality — Wide setting range enables flexible machining for a broad application area — Spring-loaded cassette with serrations for accuracy and stability High-precision versatility This multi-purpose cutter delivers reliable, high-precision performance in side, face and groove milling. With a wide range of sizes and flexible settings, the design supports productivity across a broad application area. 257