This quick tip shows you how to the knife tool in Blender. You will learn how to use the knife tool axis lock to add edges to an object in Blender. The final composite and render was done in Blender.
Did you know you can lock the knife tool to an axis
You can access the knife tool by either selecting the tool from the tool shelf or by using the K-key
If you want to lock the knife cut to the X-Axis, simply click on the beginning edge and then use the X-key to lock the knife to the X-Axis
It works the same on the Z-Axis and the Y-Axis