Step Drill creation. At NX 10.0, the (FL) Flute length parameter is fixed at 25mm and cannot be changed.
Solution
This is not a restriction in NX 11.0 onwards.
Notes and References
Hardware/Software Configuration
Platform: AMD64
OS: windows
OS Version: 1064
Product: NX
Application: CAM
Version: V10.0
Function: DRILLING
Ref: 001-9521042