The Dormer Pramet C306 8.0 mm slot drill is an extra-short, three-flute tool designed for precise shoulder milling, slot milling, and ramping. Built for tight spaces and high-precision work, it delivers reliable performance in free-machining steels and copper alloys.

• Diameter: 8.0 mm
• Flutes: 3
• Length of cut (LOC): 11 mm
• Overall length (OAL): 61 mm
• Shank: Weldon 10 mm
• Material: HSS-E, powder metallurgical
• Finish: Bright
• Helix angle: 30°
• Rake angle: 12°
• Standard: DIN 327 D
• Geometry: Primax flatted shank, optimized for slot and shoulder milling

This combination of powder-metallurgical HSS-E, a 30° helix, and a 12° rake angle translates to efficient chip formation, strong edge retention, and smooth cutting in a range of materials. The compact design with a 10 mm Weldon shank provides secure clamping in small-tooling setups, making it ideal for fixtures and machines with limited clearance. Whether you’re slot milling, shoulder milling, or ramping into pockets, this drill maintains accuracy and stable cuts from start to finish.