The following links will demonstrate how to  use a James Martin/Mohawk Touch Up Kit. There will be two videos, one for the Fill Stick and one for the Paint Marker that was provided in the touch up kit.

Fill Stick
https://www.youtube.com/watch?v=ZXrnLLtTac0

Paint Pen
https://www.youtube.com/watch?v=65FSo49VHLs