Here is my list of failures;
220 Swift - None
257 Roberts Super Grade - None
264 Win Mag Westerner FWT- None
270 FWT- None
30-06 Standard weight - None
30-06 custom - None
300 Win Mag - None
300 H&H Mag - None
338 Win. Mag - None
358 Win. FWT. - None
375 Win Mag. - None