It's not just working class men who voted for Trump.  The majority of white men did.  The majority of Catholic white men did.  Numerous news sites (e.g. https://www.washingtonpost.com/news/wonk/wp/2016/05/13/what-we-mean-when-we-say-donald-trumps-supporters-are-struggling/?utm_term=.c7f15082bf48) have reported that the median family income for Trump voters is $72000.