To Create a Construct Step
1. To create construct steps, select one of the following buttons in the Construct group on the Inspect tab:
◦ 
Plane
Plane◦ 
Line/Axis
Line/Axis◦ 
Circle
Circle◦ 
Cylinder
Cylinder◦ 
Sphere
Sphere◦ 
Point
PointThe CMM Construct tab opens.
2. Specify the required parameters.