You have received excellent advice. Don't exceed in the COAL and don't count on the cannalure to determine depth. As you were instructed, buy a bullet puller to save the case, powder, and projectile.
I load 30-06 for hunting. 54.8 gr. IMR 4350 w/165 Sierra HPBT.
Good luck reloading.
" Until now, we knew that Greeks were fighting like heroes; from now on we shall say that the heroes fight like Greeks."
Winston Churchill, Prime Minister of Britain - 1940.
"When you have to shoot, shoot, don't talk."
Tuco-from the Good the Bad and the Ugly