1/2" = (15/21) = 21 mm o 2,1 cm de diámetro · 3/4" = (20/27) = 27 mm o 2,7 cm de diámetro · 1" = (26/34) = 34 mm o 3,4 cm de diámetro · 1"1/4 = (33/42) = 42 mm o 4...
Como ya sabrá y como puede consultar en la página de inicio, una pulgada equivale a 2,54 centímetros. Dado que cm y mm representan un múltiplo decimal del metro...
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