Groove diameter

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Groove diameter is a firearms term. According to gun writer Matthew Boyd, groove diameter is "the groove to groove diameter of the inside of a gun barrel. This is usually the same as the diameter of the bullets that it is intended to fire."[1]

Bibliography - Further Reading


  1. Boyd, Matthew J., "Basic firearms Terminology Defined." Guns and Shooting Online - Chuck, 2012. Accessed February 19, 2015