The NRA-PVF has released its grades and endorsements of candidates running for federal and state positions throughout the US.
For Ohio, the NRA has endorsed:
President - Donald Trump
US Senate - Rob Portman
US House - Steve Chabot; Brad Wenstrup; Jim Jordan; Bob Latta; Bill Johnson; Bob Gibbs; Warren Davidson; Mike Turner; Pat Tiberi; Dave Joyce; Steve Stivers; Jim Renacci
A complete list of candidates and grades can be found here:
https://www.nrapvf.org/grades/ohio