Dormer Pramet C139 16.0mm HSS-E-Powder Metal TICN Flatted Shank 2 Flute Standard Length Slot Drill DIN 844 K

The Dormer Pramet C139 16.0 mm HSS-E-Powder Metallurgy TiCN Flatted Shank 2-Flute Slot Drill is a compact, high-performance cutting tool designed for precise slot milling, shoulder milling, and ramping in a range of ferrous and non-ferrous materials. Built to DIN 844 K standards with a robust welded shank, it delivers consistent, reliable results in free machining steels, cast iron, copper alloys, and titanium alloys.

• Diameter: 16.0 mm
• Length of Cut: 32 mm
• Overall Length: 92 mm
• Reach with Neck Relief: 43.5 mm
• Shank: 16 mm Weldon
• Material/Coating: HSS-E powder-metallurgy with TiCN coating for improved wear resistance
• Flutes: 2 flutes
• Helix: 30° for efficient chip evacuation and smooth cutting
• Rake Angle: 12° to optimize cutting forces on shoulder milling and ramping
• DIN Standard: DIN 844 K compliant for compatibility with standard holders
• Applications: Slot milling, shoulder milling, ramping in free machining steel, plain carbon and alloy steel, cast iron, copper/copper alloys, and titanium/titanium alloys

Designed as a short-series slot drill, this tool prioritizes rigidity and precise engagement in shallow slots and tight pockets. The TiCN-coated HSS-E substrate combines toughness with wear resistance, extending tool life in demanding milling tasks. The flatted shank provides reliable seating in compatible collet and holder systems, while the 2-flute geometry promotes efficient chip clearance and a clean finish in a variety of materials.