I don't often write reviews so I think this is number three for me. But after using cheap aluminum squares that fool you after a few months, I figured I was ready to move on to a quality combo square. I read all the negative reviews but decided to give the iGaging 12" 4R Combo Square a try. Firstly, it's not a Starrett, but it doesn't cost that much either. It's true, however. Edges, it didn't take long to get the cast - and to get rid of milling marks that leave hard, sharp, rough edges. After