You'll run into serious problems when you tell Mastercam to select all of those .1875 holes, and it only selects the .1875 holes and not the . 1873 holes. Just wait and see. You'll be back here ranting and raving with a pizza & literature filled briefcase in no time! LOL!
******** Yah, his whole circle mask argument was ridiculous. He could of picked the hole as a sample, or typed in a tolerance or a range, sheesh I could go on forever.