Meet the Dormer Pramet C615 1/2 Inch HSS End Mill—a versatile, general‑purpose tool designed for shoulder milling, slot milling, and ramping in free‑machining steels and copper alloys. Its 4‑flute design, regular length, and durable construction make it a reliable choice for everyday milling tasks.

• Diameter: 1/2" (0.500"), with metric equivalents for reference
• Flutes: 4 flutes for a balanced mix of material removal and finish
• Length of Cut: 1.25" (31.75 mm)
• Overall Length: 3.25" (82.55 mm)
• Shank: Flatted 1/2" shank (Weldon‑style) for secure seating in standard holders
• Material: High‑Speed Steel (HSS) with bright finish
• Helix Angle: 30° for efficient chip evacuation and smooth entry
• Primary Applications: Shoulder milling, slot milling, and ramping
• Length Type: Regular length for general‑purpose milling
• Standard: ANSI standard for compatibility with common toolholders
• Material Compatibility: Suitable for free machining and plain carbon steel, copper and copper alloys
• Brand / Model: Dormer Pramet C615

This end mill is built for dependable performance across a range of machines and setups. The 4‑flute geometry provides a practical balance between chip clearance and surface finish, while the 30° helix helps manage chips in copper alloys and plain carbon steels. The combination of a robust HSS substrate, bright finish, and a secure flatted shank design helps reduce chatter and promote consistent cutting results in everyday shop milling tasks.