It uses many flexible iron teeth usually arranged into three rows.

"One would need iron teeth to eat an iron sandwich."

When well roasted, enormous dogs with iron teeth devour them.

On his head both of them have goaty horns, while their smile is awful due to the iron teeth.

One of them drew out a saw, with iron teeth set in a wooden bar.

It was about a nice little girl whose stepmother had iron teeth and unpleasant intentions.

The entrance to the castle gaped open before them, a black hole with iron teeth.

Perhaps I can encourage you' - there came the noise of a lever moving across iron teeth.

The lever on the table moved across iron teeth.

Parts of the bigger timber wheels have iron teeth instead of wooden ones.