The Dormer Pramet C9225 long-series end mill is a five-flute cutter built for deep pockets and precise shoulder or slot milling. Designed for a wide range of ferrous and non-ferrous materials, it pairs durability with extended reach for reliable, consistent results.

• Diameter: 25 mm
• Flute Count: 5 flutes for efficient chip evacuation and smooth finishing
• Length of Cut: 90 mm
• Overall Length: 166 mm
• Reach with Neck Relief: 109.5 mm
• Shank: 25 mm Weldon shank for secure, repeatable mounting
• Material / Core: Powder-metallurgical HSS-E for improved toughness and wear resistance
• Coating: Alcrona coating to extend tool life and reduce friction
• Helix Angle: 45° helix for efficient cutting and good chip control
• Rake Angle: 12° rake for stable shoulder and slot milling
• DIN Standard: DIN 844 L geometry for consistent performance and interchangeability
• Primary Applications: Shoulder milling and slot milling in plain carbon steel, alloy steel, tool steel, stainless steel, cast iron, copper or copper alloys, and high-temperature alloys

Designed to handle long, demanding passes without sacrificing finish or accuracy, this end mill delivers reliable performance across multiple materials. The combination of HSS-E substrate, Alcrona coating, and a robust 25 mm Weldon shank provides a balance of toughness, wear resistance, and rigidity. Its deep reach and neck relief enable precise pocketing and shoulder operations in deep cavities, making it a dependable choice for production runs and complex prototypes alike. Whether you’re machining everyday steels or challenging alloys, the C9225 is engineered to maintain cutting efficiency and surface quality from the first cut to the last.