Common to all Simple hole parameters | Origin point | Yes | Yes | X,Y,Z values |
| Origin direction | Yes | Yes | I,J,K Values |
| Extension | Yes | Yes | Blind/Through |
| Feature Type | Yes | Yes | Simple/Tapered/ counterbored/ countersunk/ counter drilled |
| Depth | Yes | Yes | Can take any length value |
| Diameter | Yes | Yes | >=0.0 |
| Hole Bottom Type | Yes | Yes if blind | V-bottom/flat |
| Hole Bottom Angle | Yes | Yes if blind | 0<angle<180 |
| Color | Yes | Yes | RGB format |
| Creation Source | No | Yes | |
| Time Stamp | No | Yes | |
Taper Hole Specific parameters | Angle | Yes | Yes if tapered | 0<angle<180 |
Counterbored hole specific parameters | Counter bore diameter | Yes | Yes if counterbored | >=0.0 |
| Counter bore depth | Yes | YES if counterbored | Can take any length value |
Counter sunk hole specific parameters | Countersunk diameter | Yes | YES if countersunk | >=0.0 |
| Angle | Yes | YES if countersunk | 0<angle<180 |
Counter drilled hole specific parameters | Counter drilled diameter | Yes | YES if counter drilled | >=0.0 |
| Counter drilled depth | Yes | YES if counter drilled | Can take any length value |
| Angle | Yes | YES if counter drilled | 0<angle<180 |