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(10mm - 40mm) HSS Taper Shank Reamer Drill DIN 343 – Series 11390

(10mm - 40mm) HSS Taper Shank Reamer Drill DIN 343 – Series 11390

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The HEPYC 11390 series features High Speed Steel (HSS) taper shank drills manufactured according to DIN 343 standards, designed for precise and reliable drilling in a wide range of industrial applications. The 118° point angle provides accurate centering and stable cutting performance, while the 30° helix angle promotes efficient chip evacuation and smooth drilling.

The taper shank design ensures secure tool holding, high rigidity and excellent stability during machining. The 11390 series is suitable for machining steel, cast iron and non-ferrous materials, making it a versatile solution for general-purpose industrial drilling.

Key Features

  • High Speed Steel (HSS)
  • DIN 343 standard
  • 118° point angle
  • 30° helix angle
  • Taper shank
  • Reliable centering
  • Efficient chip evacuation
  • High rigidity and stability
  • Suitable for industrial drilling applications
  • Available in diameters from 10–40 mm
  • Suitable for P, K and N material groups

Recommended Materials

🟦 P – Steel

  • Soft magnetic steels
  • Construction steels
  • Cementation steels
  • Non-alloyed carbon steels
  • Alloyed carbon steels
  • Steels up to 800 N/mm²

🟥 K – Cast Iron

  • Suitable for cast iron materials
  • Suitable for general-purpose cast iron drilling applications

🟩 N – Non-Ferrous Materials

  • Aluminum
  • Copper
  • Brass
  • Other non-ferrous materials