Understand Riser Board Requirement

what's up everybody Tony here and I'm going to share some knowledge with you on efficiency and share a little Insider secret with you so I have this decorator 7 and a qu board and it's going to be installed for my riser for my steps it needs to be ripped down to 7 in but with my tread being about an inch thick I have a tolerance there so instead of grabbing a table saw and maybe grabbing somebody to help me with it because this is a 12T long board and this material isn't as easy to work with I'm just