Investors with an interest in Engineering - R and D Services stocks have likely encountered both Sterling Infrastructure (STRL) and Howmet (HWM) . But which of these two stocks is more attractive to value investors? We'll need to take a closer look to find out.The best way to find great value stocks is to pair a strong Zacks Rank with an impressive grade in the Value category of our Style Scores system. The Zacks Rank is a proven strategy that targets companies with positive earnings estimate revision trend ...