Wrong again Jagermeister. The size difference between American #7 and #7 1/2 shot is more like .18 mm

Since you have a problem with those complicated fractional numbers, maybe you could talk some manufacturer into producing a line of even numbered metric shot for easily confused dolts who do not own even one lousy double gun and don't hunt. It should be very popular among droolers and tire-kickers.

A true sign of mental illness is any gun owner who would vote for an Anti-Gunner like Joe Biden.