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Return To ShopThe WIDIA Rübig M300 Series helical mills are designed for general-purpose milling with efficient material removal and reliable machining performance. Optimized cutter geometry ensures smooth cutting action and clean results. Ideal for slotting and profiling operations, the system delivers productivity and flexibility across steel, cast iron, and stainless steel machining applications.
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Engineered as a modular milling platform, the M300 series provides interchangeable tool bodies and accessories to support multiple machining configurations. Robust insert seating enhances stability and durability under load. The cutters support face milling, shoulder milling, slotting, and helical interpolation, making them suitable for versatile industrial manufacturing environments and production requirements.
The M300 helical milling system incorporates advanced insert grades and optimized rake angles to reduce cutting forces and power consumption. Multiple geometries enable applications from light machining to heavy roughing. Internal coolant capability and strong cutter construction ensure dependable performance, extended tool life, and consistent accuracy during demanding machining operations.
Interchangeable bodies and components for flexible machining setups
High reliability and secure insert seating for stability
Suitable for face, slotting, profiling, and helical milling
Optimized geometry lowers power consumption and improves efficiency
Covers steel, cast iron, stainless steel, and non-ferrous materials
| order number | catalog number | D1 | L | L1 | L2 | Ap1 max | Z | Z U | CSMS system size | max RPM | coolant supply | kg |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2021412 | 12393021000 | 40 | 153 | 85 | 63 | 46,0 | 15 | 3 | DV40 | 20600 | Yes | 1,3 |
| D1 | insert screw | Nm | Torx driver | kg |
| 40 | 12748610000 | 4,0 | 12148788900 | 1,3 |