You may want to consider buying a Dillon Handgun Case Gage to check your loaded 10mm Auto ammunition. Dillon offers case gauges for many different cartridges.
NRA Life Member - Orange Gunsite Member - NRA Certified Pistol Instructor
"When plunder becomes a way of life for a group of men living together in society,
they create for themselves in the course of time a legal system that authorizes it and a moral code that justifies it." Frederic Bastiat