Measurement Of Angles On Holes/fr

Introduction
This tutorial explains how to create center hole lines using the TechDraw Workbench with oriented holes.

By creating angles for holes it's not possible to use vertical or horizontal center lines (false/true) from the properties of the view. Helping lines and/or helping points are created for this necessity.

Processus
1.Setting center lines on holes:

There are some possibilities to create a center line for holes. At first the lines or points on the hole must be selected as shown below. The following tools can be used from the toolbar to create the center line:


 * TechDraw 2PointCenterLine.svg Ajouter une ligne centrale entre 2 Points
 * TechDraw 2LineCenterLine.svg Ajouter une ligne centrale entre 2 Lignes