The Dormer Pramet C602 1/8 Inch HSS Flatted Shank 2 Flute Slot Drill Keyway Regular Length is a precision end mill designed for clean, precise keyways and narrow slots in free-machining steel. Built for machinists who value reliable performance in small-diameter work, it delivers consistent results with a straightforward, dependable design.

• Diameter: 1/8" cutting diameter for tight keyways and narrow slots.
• Flutes: 2-flute configuration balances cutting efficiency with good chip clearance.
• Shank: 3/8" Weldon shank with flatted geometry for secure seating in collets and holders.
• Length of cut: 3/8" length of cut (LOC) suitable for shoulder milling, slotting, and ramping.
• Overall length: 2 5/16" total length to reach into shallow pockets and work areas.
• Material & finish: High-speed steel (HSS) with a bright finish for durability and easy machining in steel.
• Helix angle: 30° helix to promote smooth cutting, efficient chip evacuation, and stable performance in shoulder and slot milling.
• Standards: ANSI-standard geometry for compatibility with common toolholders and equipment.
• Applications: Regular-length keyway end mill ideal for shoulder milling, slot milling, and keyway creation in free machining steel.

This tool is purpose-built for creating keyways and precision slots with clean edges and reliable repeatability. The combination of a flatted 3/8" Weldon shank, 2-flute design, and 30° helix helps minimize chatter and maximize surface finish on small-diameter slots. The Dormer Pramet C602 is a practical choice for shops performing shaft keyways, gearbox slots, or keyway-ready machine components, offering durable performance and straightforward integration with standard milling setups. For optimal results, pair with appropriate cooling or cutting fluid and follow standard feeds and speeds guidelines for free machining steel.