Abstract: A full aperture unseamed can end having a vent test rating of at least 90 psi comprising a center panel having an periphery and including a coined portion proximate a rivet, a first score defining a removable panel, a tab, including a nose, mounted to of the removable panel, and a second score disposed on the removable panel, the second score having (i) a central portion spaced apart from the coined portion; (ii) a pair of check slots disposed on either side of the central portion; (iii) a pair of lateral portions that extend from the check slots; and (iv) a pair of side portions that extend from the lateral portions, respectively.