Complex sentence: You start with Surface plate A and Surface plate B make sure that all sides have no burs on them and that its clean you can even use your hand to feel for anything and if so clean it off and de bur it before proceeding.
Split into simpler sentences: You start with surface plate A and surface plate B make sure that all sides have no burs on them and that it is clean. You can even use your hand to feel for anything and if so clean it off and de bur it before proceeding.