Nailhead

n. flat part at the end of a nail (where one strikes with a hammer)

Noun
1. something resembling the head of a nail that is used as an ornamental device
(hypernym) decoration, ornament, ornamentation
2. flattened boss on the end of nail opposite to the point
(hypernym) knob, boss
(part-holonym) nail

CAPOCCIA DI CHIODO

Eng: nailhead
Urdu: کِیل کا اُوپر کا چپٹا یا گول سِرا۔ تعمیرات میں چھوٹا چَھجّا