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Cosmetic Circle / Arc Tools

In one sentence: Draws cosmetic circles and arcs — by centre/radius, two points, three points, or arc by centre/start/end — that exist only on the drawing.


Overview

Workbench: TechDraw
Menu: TechDraw → Centerlines/Threading

Four tools are available:

Tool Description
Add Cosmetic Circle Draw a circle by centre point and radius
Draw Cosmetic Circle (2 Points) Draw a circle through centre and rim point
Draw Cosmetic Circle (3 Points) Draw a circle through three points
Draw Cosmetic Arc Draw an arc by centre, start, and end points

Common uses

  • Pitch circle diameter on a flange with bolt holes.
  • Theoretical engagement circle for a gear.
  • Construction arcs for locating features relative to a known radius.

See also