| Code | Bladeface |
| Name | Bladeface |
| Parents | Property > Plane_Angle |
| Description | In directional drilling, the angle between a (sensor-bearing) stabilizer blade and a fixed reference, measured in a plane normal to the drillstring. In near-vertical applications, North is the fixed reference (Magnetic_Bladeface); for higher deviation applications, Top of Hole is the reference (Gravity_Bladeface). |
