Entering his pro day, Ezekiel Elliott was already entrenched as the best running back available in the 2016 . After his workout at Ohio State on Friday, he's making a case for being the best player in the draft.With four NFL head coaches and five front office executives among more than 100 club representatives in Columbus to see the Buckeyes' extensive contingent of draft prospects, nobody impre sed more than Elliott, according to NFL Media senior analyst Gil Brandt:Talked to my scouts at Ohio State's pro day. Some observations:--> Elliott was show-stealer. Caught ball extremely well. Gil Brandt (@Gil_Brandt) With a 4.47 40-yard dash at the NFL , Elliott Albert Pujols Jersey entered his pro day without the pre sure of having to run the 40 again. He caught pa ses with ease from quarterback Cardale Jones (including a ), and built on his reputation as one the draft's fastest-rising prospects. All five NFL Media analysts with mock drafts have Elliott as a top-20 pick and the first running back chosen, with analyst Charles Davis overall to the .Here are five other things we learned from the Buckeyes' pro day:Defensive end Joey Bosa wasn't pleased with his 4.86-second 40 time at the combine, so he ran it again on Friday. Unofficial times in the mid 4.7s for Bosa, , suggest significant improvement for the potential top-five pick. He also improved his bench pre s reps from the combine from 24 to 28. As for the broad jump, Ohio State did not release results from the event, but one of Bosa's warmups was captured on social media from a goal line to just beyond the 3-yard line, . Following his workout, he with the , who hold the No. 7 pick in the draft.Bosa wasn't the only Ohio State player who wasn't pleased with his combine 40 time. Braxton Miller, who had expected to run in the 4.3s, was clocked at 4.50 in Indianapolis. And like Bosa, he improved on that at his pro day -- . Miller was clocked at 4.36 on one stopwatch, the kind of time that can make a difference on draft day for a player projected as a second-round selection.A pulled hamstring caused Cardale Jones to pull out of the throwing drills at the combine, so his throws on Friday drew even more attention. And while he wasn't always accurate, his outstanding velocity was unmistakable. With his private quarterback coach, George Whitfield, keeping the scripted throwing se sion on pace, Jones left zero doubts about his arm strength."Me, personally, I thought it was a B-plus," Jones said, . "I mi sed a couple pa ses."WR , expected to be a second-day pick (Rounds 2 and 3) in the high 4.4s in the 40-yard dash.Bosa's younger brother Nick, an incoming freshman at OSU, about which NFL team he'd like to see draft his brother.*Follow Chase Goodbread on Twitter *. Harrison Bader Jersey