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H&V K203212 ROWMAKER MICRO Solid Carbide Micro Ball-Nose End Mill 2FL long ADN

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Hofmann & Vratny ROWMAKER MICRO micro ball-nose end mill.

Key features

  • Ultrafine carbide grade developed for machining hardened steels
  • Optimized face geometry for long tool life and highest dimensional accuracy
  • Reinforced core for milling up to 70 HRC
  • Tolerance D1: -0.001/-0.006 mm
  • Tolerance D3: 0/-0.02 mm
  • Radius tolerance r: 0/-0.003 mm (measured from 0-90°)
  • Solid carbide
  • AlphaDura Navy (ADN) coating
  • 2FL cutting geometry
  • Shank form: HA
  • Manufacturer length designation: long (see variant dimensions and catalog for exact cutting length and reach)

Recommended workpiece materials

PSteels

  • Unalloyed steels — tensile strength < 500 N/mm² — Secondary application
  • Unalloyed steels — tensile strength < 1,100 N/mm² — Secondary application
  • Low-alloy steels — tensile strength < 950 N/mm² — Secondary application
  • Low-alloy steels — tensile strength < 1,300 N/mm² — Secondary application
  • High-alloy steels — tensile strength < 1,100 N/mm² — Secondary application
  • High-alloy steels — tensile strength < 1,400 N/mm² — Secondary application

MStainless steels

  • Ferritic / martensitic stainless steels — tensile strength < 850 N/mm² — Secondary application
  • Austenitic stainless steels — tensile strength < 650 N/mm² — Secondary application
  • Austenitic stainless steels — tensile strength < 750 N/mm² — Secondary application
  • Duplex and super-austenitic stainless steels — tensile strength < 1,100 N/mm² — Secondary application

KCast iron

  • Grey cast iron — tensile strength < 1,000 N/mm² — Secondary application
  • Nodular cast iron — tensile strength < 850 N/mm² — Secondary application
  • Malleable cast iron — tensile strength < 800 N/mm² — Secondary application

HHardened steels

  • Hardened steels — hardness 46-55 HRC — Primary application
  • Hardened steels — hardness 56-60 HRC — Primary application
  • Hardened steels — hardness 60-65 HRC — Primary application
  • Hardened steels — hardness 66-70 HRC — Primary application

Material groups and primary/secondary applications follow the H&V catalog. Select cutting conditions for the specific material and operation; not every operation is supported for every material. Refer to the catalog pages in the gallery for dimensions and cutting data.