Pitching drills - Post your baseball pitching drills

In this thread, list your favorite pitching drills. The thread is not designed for a whole bunch of discussion, but rather to share what we have.

Outside of the field here is what i do

With an elastic band do-
Forward arm curls 3x10
Reverse arm curls 3x10
With leight weights
Bicept curls 3x10
Wrist twists 3x10
Tricep exstensions 3x10
Repition of mechanics

Band hung on closed door

Arm action shoulder exercises 3x15

^ keeping a stedy strength at the 90 dgree arm slot

Ultimately strengthening the throwing arm and shoulder