I use Wilson Case Gages for each caliber I reload. These gages are used to set my full size die so that I'm not oversizing but sizing enough to provide for problem free chambering. The Wilson gage is very easy and simple to use but not as accurate as the more advanced "shoulder bump" tools such as the one sold by Sinclair. However it's quite adequate for precision hunting reloads.
Whatever method you select to use, the full size die set up should be verified with some sort of headspace checking tool to assure you are sizing properly.
Whatever method you select to use, the full size die set up should be verified with some sort of headspace checking tool to assure you are sizing properly.