35 years ago i got a thompson powder measure.it starts at 50 and goes up in 10 gr. increaments.i have always just used 80 or 90 gr setting for my tc hawkins.50 cal. today, i see you can get measures that go in 5 gr. increaments not 10. has anyone found need to go to 5 gr. settings like 75 ,85 or95 etc.to get good groups over the 10 gr.ones we have been using for long time.thanks