Designed for deep-pocket and long-reach milling, the Dormer Pramet C273 3/4" HSS-E powder-metallurgical end mill is built for shops that demand reliability in shoulder and slot milling. It follows the DIN 844 L long-series standard, delivering sustained performance in free-machining steels and copper alloys thanks to its robust PM-HSS-E construction and precise geometry.

• Diameter: 3/4" (19.05 mm)
• Flutes: 4-flute end mill for stable cutting and efficient chip evacuation
• Length of cut: 75 mm
• Overall length: 141 mm
• Reach with neck relief: 90.5 mm
• Shank: 20 mm Weldon shank for secure, repeatable clamping
• Material: HSS-E powder-metallurgical (PM-HSS-E) with bright finish
• Helix and rake angles: 30° helix and 12° rake for smooth cutting in demanding pockets
• Standard: DIN 844 L compatibility for long-series applications
• Applications: Shoulder milling and slot milling in free-machining and plain carbon steel and copper alloys

This end mill’s long length and neck relief unlock deep-pocket and contouring capabilities without compromising rigidity, making it a dependable choice for rugged milling tasks. The powder-metallurgical HSS-E composition offers a balance of toughness and wear resistance that stands up to continuous cutting in the specified material families. The Weldon shank provides a stable interface with your tool holder, helping minimize runout and chatter across extended reaches. With its precise DIN 844 L geometry, this Dormer Pramet tool is ready for demanding shoulder and slot milling workflows in real-world production environments.