The Early History Of Sight Micrometers
You could probably put a sight micrometer in the middle of a table at a modern gun show and not one person out of a dozen would know what it is.
Source: Shooting Sports USAGun News, Gun Reviews and Gun Videos for Gun Folks
You could probably put a sight micrometer in the middle of a table at a modern gun show and not one person out of a dozen would know what it is.
Source: Shooting Sports USA
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