Although not exact, in Rolling Thunder, a Viet Nam Vet (William Devane) returns home, and then is accosted by thugs who take his hand and put it in asink garbage disposal then killl his family - he then gets a hook put on it and (along with Tommy Lee Jones) goes after the bad guys.
https://www.imdb.com/title/tt0076637/?ref_=fn_al_tt_1
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