| Curves | Curves | Pairs of Polylines defining loft surface to cut | Curve |
| ToolRadius | ToolRadius | Milling tool radius in mm | Number |
| ToolID | ToolID | Tool ID Number in the CNC machine | Number |
| Zsec | Zsec | Safe Plane over workpiece.Program begins and starts at this Z-height | Number |
| Speed | Speed | velocity of horizontal cutting in mm/min | Number |
| Retreate | Retreate | Height of the XY Plane for tool retreat | Number |
| Infeed | Infeed | Number of vertical infeeds | Number |
| Angle | Angle | if angle is bigger than defined it will be skipped from cutting | Number |
| MaxRot | MaxRot | If the next angle is bigger than this, the CNC retreates and rotate back | Number |
| Notch | Notch | Cut notches on concave corners | Boolean |
| Pairs | Pairs | If paired is off, the curves list must by supplied in order i.e. For plate 1: curve bottom and curve top, For plate2: curve bottom and curve top and so on as flattened list | Boolean |