The 45° Front Outside is created by cutting into the front of the fallout surface with the blade angled at 45°, thereby slanting the bevel under the fallout surface.
The matboard core is not visible from the front.
The Bevel Type refers to the angle at which the blade cuts the surface of the matboard when it deviates from the 90° right angle cut.
Unlike the other Blade Cartridges, you do not select the The 45° Front Blade Cartridge from is not selected within the Editor.
It ; it is selected via the Cut From Front setting
selected on the Cut Preview.
Select Outside-Front of Mat from the Current Bevel Type dropdown control to edit this configuration.