The Dormer Pramet C601 7/8" x 5/8" HSS flatted shank, 2-flute slot drill is a versatile regular-length end mill designed for shoulder, slot milling and ramping in free‑machining steel. Built for reliability in everyday milling tasks, it delivers steady performance across a range of shop workflows.

• Diameter: 7/8" (22.23 mm)
• Length of Cut: 1.5" (38.1 mm)
• Overall Length: 4" (101.6 mm)
• Shank: 5/8" Weldon shank for positive drive and reduced slippage
• Material: High-speed steel (HSS) with bright finish for durability and ease of chip removal
• Flutes: 2 flutes for efficient material removal in slot and shoulder milling
• Helix: 30° helix to promote smooth cutting action and effective chip evacuation
• Applications: Shoulder milling, slot milling and ramping in free‑machining steel
• Standard: ANSI standard for reliable interchangeability with compatible holders and machines

Whether you’re cutting slots for guideways, creating precise shoulders, or ramping into a pocket, this end mill delivers consistent geometry and dependable performance. The 2-flute design helps maintain productive feed rates and clean slot edges, while the Weldon shank provides a secure fit in collet or end-mill holders. Ideal for workshops and production environments that run standard free‑machining steel parts with accuracy and repeatability.