Speaking of simple questions!

[tbird1960]

Has anyone really benefited from one of these? Hornady Lock-N-Load Overall Length Gage. Are they really worth the extra effort?

 

[alinwa]

Short answer, yes, Hornady has

 

[Larry Elliott]

slightly longer answer...
it is a tool, just as good as the tool user, never better...

It requires some practice and sensitive fingers to get reliable results, and NEVER do one measurement.