Advantages of the technique :
- Material savings
- Reduced machining times
- Improved chuck grip
- Some areas can be left as-forged
- Reduced tooling investment
- Reduced excess thickness (1 to 1.5 mm)

Caractéristiques principales :
- Flashless forging
- Zero draft on external faces
- 1° draft on internal faces
- Diametrical tolerance: 0.5 mm (no sizing)
- Total height tolerance: 1.2 mm (no sizing)