The molar of the disbeliever is like Mount Uhud.
حدثنا أبو كريب حدثنا مصعب بن المقدام عن فضيل بن غزوان عن أبي حازم
ضرس الكافر مثل أحد
[Sahih] Muslim also narrated it, in the Book of Paradise and its Bliss, Chapter on the Fire being entered by the arrogant and Paradise being entered by the weak, hadith no. 2851, through another route from Abu Hazim, similarly.