Designed for precise slot and shoulder milling, the Dormer Pramet C123 3.0 mm slot drill is built to perform in steel, cast steel, and copper alloys. Its two-flute geometry, powder-metallurgical HSS‑E core, and flatted 6 mm Weldon shank deliver reliable cuts in tight pockets and slots.

• Diameter: 3.0 mm
• Length of cut: 8 mm
• Overall length: 52 mm
• Flutes: 2
• Shank: 6 mm Weldon shank with flat drive surface
• Material and finish: HSS‑E, powder metallurgical, bright finish
• Helix angle: 30°
• Rake angle: 12°
• Standards: DIN 844 K
• Applications: shoulder milling, slot milling, and ramping
• Compatible materials: steel, cast steel, copper and copper alloys

This slot drill combines wear‑resistant powder‑metallurgical HSS‑E with a bright finish to sustain sharpness through demanding cuts. The 30° helix promotes efficient chip evacuation and smooth entry, while the 12° rake angle supports clean shearing in shoulder pockets and slots. The compact 8 mm cutting length is ideal for precise pockets and shallow slots, and the 52 mm overall length provides dependable reach for through‑holes and deeper shoulder features. With DIN 844 K compatibility and a secure Weldon shank, it’s a dependable choice for everyday machining tasks on commonly used metals.