Here's the grading system from NFL.com9.00-10 Once-in-lifetime player8.00-8.99 Perennial All-Pro7.50-7.99 Future All-Pro7.00-7.49 Pro Bowl-caliber player6.50-6.99 Chance to become Pro Bowl-caliber player6.00-6.49 Should become instant starter5.50-5.99 Chance to become NFL starter5.20-5.49 NFL backup or special teams potential5.01-5.19 Better-than-average chance to make NFL roster5.00 50-50 Chance to make NFL roster4.75-4.99 Should be in an NFL training camp4.50-4.74 Chance to be in an NFL training campNo Grade Likely needs time in developmental league. Here's the link to the prospects and their grade. If you click and read their profiles those are pretty good too. They are tailored specifically to each player and pretty thorough and not generic. http://www.nfl.com/draft/2015/tracker#dt-tabs:dt-by-grade/dt-by-name-input:g/dt-by-grade-input:1
