set_backdrill_bottom# EDBPadstackInstance.set_backdrill_bottom(drill_depth, drill_diameter, offset=0.0)[source]# Set backdrill from bottom. Parameters: drill_depthstrName of the drill to layer. drill_diameterfloat, strDiameter of the backdrill size. offsetfloat, str, optionalOffset for the backdrill. The default is 0.0. If the value is other than the default, the stub does not stop at the layer. In AEDT, this parameter is called “Mfg stub length”. Returns: boolTrue if success, False otherwise.