That was my first priming tool in the late 60's. Still have it and it still works very well. I think I have 38/357, 45 Colt, and 45ACP shellholders. I think the 45ACP works for all the 30-06 based brass also.
IIRC they cost about $3.50.
Education teaches you the rules, experience teaches you the exceptions (Plagiarized from Claude Clay)