The WBC Asian welterweight title-holder Neeraj won by unanimous decision in sixth round against Filipino Ronnel Esparas, who is a veteran of 30 pro bouts. It was Neeraj's eighth professional fight.
Dilbagh, the 2010 Commonwealth Games bronze-medallist appearing in only his second professional fight, won in the second round with knockout punch against Rocky Alap Alap, who has fought 16 pro bouts.
Neeraj, who won the Asian title in a 12-round bout in Delhi earlier this year, said, "I was very confident about my fight and now I'm trying for world title.