a common shot pellet size in the U.S.; the diameter of BB shot is used informally sometimes as a distance unit. BB shot has a diameter of 0.180 inch (4.572 mm). See the table of shot pellet sizes.

Dictionary of units of measurement. 2015.

Share the article and excerpts

Direct link
Do a right-click on the link above
and select “Copy Link”

We are using cookies for the best presentation of our site. Continuing to use this site, you agree with this.