(ii) Taper threads to generally be of length not under as specified for American Common taper pipe threads. (three) The letters “United states of america” needs to be utilised to point the Condition authorizing the allocation on the specification marks In case the packaging is made in The us. (ii) https://danteyqaca.thelateblog.com/27711256/the-2-minute-rule-for-bar-178-rtp