If you try to cut by pushing, the teeth will break.

No tooth broke skin; they hardly made an impression on it.

Well, no - but the teeth will wear down or break faster.

Her teeth broke through the skin of his neck.

Her face was battered, lips and eyes swollen, teeth broken.

I can feel blood on my shoulder, where her teeth broke the skin.

With a heavy rock he began to pound the opposite end, but his teeth were strong and would not break.

She barely felt his teeth break the skin of her shoulder; then he bit down, hard.

Davidson's teeth broke, and blood ran between the white splinters.

The teeth hadn't broken her skin, but they'd left marks.