additional notifications at the end of the part-no. -xxx have the following signification

  - 1 / -2  geometric version

  - A  asymmetrical geometry

  - C   coated tool

  - D  double cutting edge

  - G  used tool

  - H  hard version

  - M medium hardness

  - UH  ultrahard version

  - UHN  ultrahard version  regrindable

  - W  soft version

  - UW extremely tough solid carbide material

  - OS   without clamping surface

  - N   regrindable tool

  - S   customisded production

  - T   tool version

  - XX dual designation for coating type (e.g. AD, PA, RA, etc.)