Extended modules > Creo Elements/Direct Part Library > Center holes > Types of center holes
  
Types of center holes
The following hole types are available in the default library:
DIN 332 Type A
DIN 332 Type B
DIN 332 Type C
DIN 332 Type D
DIN 332 Type DR
(similar to Type D, but with curved thread)
DIN 332 Type DS
(similar to Type D, but with an additional protective sinking)