A pull tab is described that is specifically designed for opening a coconut or another fruit with a hard shell by means of breaking a pre-cut area, the substantially flat pull tab of which has a gripping portion and a through hole for fastening means between the pull tab and the coconut, where the fastening means is a cylindrical bolt configured such that on the end inserted towards the inside of the coconut there is a frustoconical formation with a larger diameter with slots coinciding with one or more diagonal planes that determine portions by means of elastic clips, and on the opposite end it includes a substantially flat head, with a diameter larger than the body of the bolt, made up of stop means for when the bolt is inserted through the through hole of the pull tab and the shell of the coconut.