Specialized pocket milling cutters. Silmax presents the new 188, 189, and 187 cutters specifically designed for pocket milling with highly dynamic machining strategies. The cutters, designed by Silmax R&D for machining closed and open pockets, offer the following advantages: Advanced strategies: excellent performance with depths of 4xD and 5xD in a single pass on a wide range of materials. Ramping entry: the special sharpening allows for helical or straight ramp entry from the solid with a high slope/penetration angle. Reduced cycle times compared to traditional strategies.