Aṅgula
Aṅgula is a measure of length. Twelve aṅgulas make a Vitasti or span, and twenty-four a Hasta or Cubit. 108 Angulam make a 'Dhanusha'.
One Aṅgula during the Maurya period is believed to be approximately equal to 1.763 centimetres.
In the Hindu Āgamas, the size of an aṅgula is considerably larger – "the length of the middle digit