Remove the blade from the tool holder by twisting the knob counterclockwise and pulling out the blade.
The blade needs to be manually adjusted to the number indicated in the Send panel prior to cutting. Different materials will require different blade settings.
To adjust the blade setting, place the blade into the adjustment socket so the arrow on the socket lines up with the red line on the blade. A ratchet cap, which is included with each blade can be used also.
Turn the blade to the desired number.
Reinsert the blade into the tool holder.
Turn the knob clockwise so the blade locks into place.