The Dormer Pramet C305 8.0mm slot drill is a robust, three-flute cutter designed for precise slot milling, shoulder milling and ramping. Built for durability and consistent performance, it’s ideal for professional workshops tackling a range of steels and alloys.

• Diameter: 8.0 mm
• Flutes: 3-flute design for efficient chip evacuation and smooth cutting action
• Length of cut: 19 mm
• Overall length: 69 mm
• Shank: 10 mm Weldon shank with a flat face to prevent rotation
• DIN standard: Complies with DIN 844 K for reliable interchangeability
• Material: HSS-E powder metallurgical core with bright finish for enhanced strength and wear resistance
• Helix and rake: 30° helix and 12° rake angle optimized for shoulder milling, slot milling and ramping
• Applications: Suitable for shoulder milling, slot milling and ramping in free-machining plain carbon steel, copper and copper alloys, and Fe-, Ni-, and Co-based high-temperature alloys

Experience dependable, repeatable results with this slot drill. The powder-metallurgical HSS-E core delivers a tougher cutting edge and longer tool life, even in challenging alloys. The 3-flute geometry promotes clean slot walls and steady cutting forces, while the Weldon shank ensures secure seating in your holder. Whether you're slot milling fine features, creating precise shoulders, or ramping into a cut, this drill offers predictable performance, reduced cycle times, and consistent part finish.