Answer:
What force and strength cannot get through I with my unique teeth can do.
score in end zones.
I am an instrument you can hear but cannot touch or see. What am I?
In all the world, none can compare, I am a tiny weaver; my deadly cloth so silky and fair. What am I?
I can be thin but not fat; in your body but never on your placemat. I'm always better when I'm fresh but you'll never see me in the flesh.
Whoever made me don't want me. Whoever bought me don't need me. Whoever use me don't know me.