You can change the default attachment point of dimension extension lines , slant the extension lines, flip the direction of a leader, and drag extension lines between the center, minimum, and maximum attachment points of arcs and circles.

You can specify in the Dimension PropertyManager that extension lines break when they cross other extension lines and specify in Tools > Options > Document Properties > Dimensions that the lines break only around dimension arrows.

You can hide and show dimension lines and extension lines. Right-click a dimension line or extension line and select Hide Dimension Line or Hide Extension Line. To show hidden lines, right-click the dimension or a visible line and select Show Dimension Lines or Show Extension Lines.

You can set individual extension lines to display as centerline style. This lets you identify when an extension line extends from a hole. To set extension lines to display as centerline style, right-click the extension line and click Set Extension Line as Centerline.

Contents

Changing the Attachment Point or Length of Dimension Extension Lines
Making Slanted Dimension Extension Lines
Flipping the Direction of Dimension Leaders

If a vertical dimension is displayed with horizontal text (in ANSI standard, for example), you can flip the direction of the leader.
Example: Smart Extension Lines
Example: Dimension Line Terminology
Attaching Dimension Extension Lines

Move dimension extension line endpoints to other vertices or sketch entities in drawings by single-clicking, moving the mouse to the target location, and clicking again.Use the quick snap options available when you select and then right-click a dimension extension line endpoint to move extension lines to other vertices or sketch entities.
Jogging Extension Lines

You can right-click linear dimension extension lines and select Display Options > Jog to place a jog in the line.

Parent topic

Dimensions in Drawings

Related concepts

Dimensions Between Arcs or Circles

Related reference

Dimension Leaders PropertyManager

Document Properties - Dimensions

Search 'Dimension Extension Lines' in the SOLIDWORKS Knowledge Base.

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