Share Email Facebook Twitter LinkedIn To Split Dimensions (AutoCAD Mechanical Toolset) Click Annotate tabDimension panel drop-downInsert. Find Select a base dimension (1). Specify a point, or snap to an object (2). Related Concepts About Power Dimensions (AutoCAD Mechanical Toolset)About Arranging Dimensions (AutoCAD Mechanical Toolset) Related Tasks To Base Dimension Placement on a Contour (AutoCAD Mechanical Toolset)To Align Dimensions (AutoCAD Mechanical Toolset)To Join Dimensions (AutoCAD Mechanical Toolset)To Break Dimension Lines (AutoCAD Mechanical Toolset) Related Reference Commands for Modifying Power Dimensions (AutoCAD Mechanical Toolset)