These are the last couple of pieces with the hole through them.

Now, having dealt with the guys on AR15.com before, I know what you will say.

"Sure it went through white bread, but if you had used wheat bread, it would have made a difference."

So, here's a loaf of wheat bread.

And maybe the "Firearms Instructor" really meant to say that it would stop a round of .22 Long Rifle.

So, I tried a round of CCI .22LR HP out of my S&W.

This is the result:

It went through it like an ex-wife through your life savings.