A reliable 2-flute slot drill built for precision in free-machining steel. The Dormer Pramet C601 7/8 x 7/8 Inch HSS flatted shank end mill is designed for shoulder milling, slot milling, and ramping with steady performance and repeatable results.

• Diameter: 7/8" (22.23 mm)
• Flutes: 2-flute configuration optimized for slotting and efficient chip evacuation
• Length of Cut: 1-1/2" (38.1 mm)
• Overall Length: 4-1/8" (104.8 mm)
• Shank: 7/8" Weldon shank for secure seating and reduced runout
• Material / Finish: High-Speed Steel (HSS) with bright finish for durability and visibility
• Helix Angle: 30° helix to promote smooth cutting and effective chip flow
• Applications: Shoulder milling, slot milling, and ramping in free-machining steel
• Standards: ANSI standard compliance for broad tool-holder compatibility
• Brand / Series: Dormer Pramet C601 end mill family, engineered for dependable performance

This end mill combines a robust HSS core with a bright finish to resist wear during repeated cuts, while the 30° helix supports consistent chip removal and a clean slot finish. The Weldon shank provides a secure, repeatable grip in standard tool holders, making it a versatile choice for shops that need a single tool capable of shoulder and slot milling as well as ramping in steel. Ideal for production runs where dimensional accuracy, surface finish, and tool life matter, this 2-flute drill excels in free-machining steel environments and pairs well with common milling setups.