PartDesign SubtractiveBox

Description
Inserts a subtractive box in the active Body. Its shape is subtracted from the existing solid.

On the left: active body (A) shown in grey and subtractive box (B) shown in transparent red; result on the right.

How to use

 * 1) Press the  button. Note: the Subtractive Box is part of an icon menu labelled Create a subtractive primitive. After launching FreeCAD, the Subtractive Box is the one displayed in the toolbar. If a different primitive is displayed, click on the down arrow besides the icon and select Subtractive Box in the menu.
 * 2) Set the Primitive parameters and Attachment.
 * 3) Click.
 * 4) A Box feature appears under the active Body.

Options
The Box can be edited after its creation in two ways:
 * Double-clicking it in the Model tree, or by right-clicking and selecting Edit primitive in the contextual menu; this brings up the Primitive parameters.
 * Via the Property editor.

Properties

 * : defines the attachment mode as well as the Attachment Offset. See Part Attachment.
 * : Label given to the Box object. Change to suit your needs.
 * : the Box's dimension in the X-direction.
 * : the Box's dimension in the Y-direction.
 * : the Box's dimension in the Z-direction.