The 3D Warehouse tools by Cadman provide a suite of tools to Quality Check your models for managing and reviewing SketchUp models prior to uploading those files to 3D Warehouse.
Draw a centerline based upon successive triple point selections anywhere in the model. Draw to a single point, a centerpoint from 3 pick points, or a midpoint between 2 pick points
Allows the modeler to embed snap connection points within a group or component. The tool can then snap the parts together (assemble them) based upon those connection points. Can copy & realign parts to each other.