Convert span to caliber (bore)
Selected category: length.
Definition and details for span:
Span is a traditional unit of length equal to 9 inches or 22.86 mm. A span was defined as the length of the span of a man's hand with fingers stretched out as far as possible. The name comes from the old English word "spann".
Definition and details for caliber (bore):
Caliber (cal) is used to express the diameter of the gun barrel (bore). This unit is equal to inch. So 0.38 caliber is referred to a gun with a bore 0.38 inches. Usually when caliber measurements are spoken the decimal point is omitted. So "38 caliber" refers to 0.38 inches.