The clip below shows 6 different drills to help to teach and reinforce the fundamental skills required for a defensive end to attack his blocker and escape to defend to the run. The clip is from a full length video from efootballflix.com.
In the video you will find a demonstration and explanation for the following D-line drills:
3pt Explosion, Shade Explosion, Fit Drill, Push/Pull, Base Drill , Leverage/Fit Drill.
You can also find other great teaching clips by their YouTube Channel or website
The video has sound so please make sure that your sound is turned on and that you have access to the site. (Some schools block access to YouTube)