By Coach Eric Bradley, 10/9/15–Watch as coach Eric Bradley of Master Boxing explores the concept of punch numbers. Made famous by the late and great Cus D’Amato in his work with Mike Tyson, punch numbers can be an important tool in a boxer’s training regimen, facilitating a fighter’s ability to drill and execute diverse combos on-demand. Check out the video below and learn your punch numbers in Master Boxing’s Online Training Camp.