The Dormer Pramet C123 11.0 mm slot drill is a compact, high-precision two-flute tool designed for shoulder milling, slot milling, and ramping in steel, cast steel, and copper alloys. Built to handle short-series production with consistent results, it combines a robust HSS-E powder metallurgy core with a bright finish for reliable performance.

• Diameter: 11.0 mm
• Length of cut: 22 mm
• Overall length: 79 mm
• Shank: 12 mm Weldon flat shank (DIN 844 K)
• Number of flutes: 2
• Material: HSS-E powder metallurgy with bright finish
• Helix angle: 30°
• Rake angle: 12°
• Standard: DIN 844 K
• Applications: Shoulder milling, slot milling, and ramping
• Material compatibility: Steel, cast steel, and copper or copper alloys

In use, the 2-flute design provides efficient material removal for clean slots with a smooth surface finish, while the 30° helix aids chip evacuation and reduces cutting resistance. The 12° rake supports stable cutting in a range of steels and non-ferrous alloys, making this tool a dependable choice for precise slots, shoulders, and ramps. The DIN 844 K specification ensures compatibility with standard tool holders, and the powder-metallurgical HSS-E construction offers good wear resistance for reliable tool life in demanding jobs.