The phrase "specific drills" refers to practice exercises that are focused on a particular skill or area, helping someone to improve and become better at that specific task. Full definition
A large screen TV monitor tests athletes ability to move the ball with specific drills providing immediate feedback to the athlete and trainer. (sportstarsmag.com)
Each school must practice specific drills including lock down, shelter in place and fire. (pcschools.us)
It is for this reason that static stretching is conducted early in the warm - up procedure and is always followed by sports specific drills and dynamic stretching. (stretchcoach.com)