1 The installer no longer has to try to hold hanger, joist and nail with one hand and swing a hammer with the other! 2  JHA270 range features a location tab which allows easier alignment of the hanger.  The model number and size is stamped into the seat of the hanger for easy identification, even after installation.
first class(Adjective) Belonging to the best or top group in a system of classification. first class(Adjective) Of, or relating to the most luxurious and expensive class of accommodation on a train, ship, hotel, etc. first class(Adjective) Of, or relating to a class of mail to be delivered before second class.
Re: SBB - 1st or 2nd class? Obviously fewer people have first class tickets so at time when there are more people taking the train you are more assured of a ticket. Also if you like your peace and quite in first you usually have to remain quiet. Those are the two key differences. You should be fine in second #