Fractional Inches to Millimeters Calculator

1/16" = 1.59 mm 1/8" = 3.17 mm 3/16" = 4.76 mm 1/4" = 6.35 mm 5/16" = 7.94 mm 3/8" = 9.52 mm 7/16" = 11.11 mm 1/2" = 12.7 mm 9/16" = 14.29 mm 5/8" = 15.88 mm 11/16" = 17.46 mm 3/4" = 19.05 mm 13/16" = 20.64 mm 7/8" = 22.22 mm 15/16" = 23.81 mm 1" = 25.4 mm 1 1/16" = 26.99 mm 1 1/8" = 28.57 mm 1 1/4" = 31.75 mm 1 3/8" = 34.92 mm 1 1/2" = 38.1 mm 1 3/4" = 44.45 mm 2" = 50.8 mm 2 1/4" = 57.15 mm 2 1/2" = 63.5 mm 2 3/4" = 69.85 mm 3" = 76.2 mm 3 1/4" = 82.55 mm 3 1/2" = 88.9 mm 3 3/4" = 95.25 mm 4" = 101.6 mm 4 1/2" = 114.3 mm 5" = 127 mm 5 1/2" = 139.7 mm 6" = 152.4 mm 6 1/2" = 165.1 mm 7" = 177.8 mm 7 1/2" = 190.5 mm 8" = 203.2 mm 8 1/2" = 215.9 mm 9" = 228.6 mm 9 1/2" = 241.3 mm 10" = 254 mm 10 1/2" = 266.7 mm 11" = 279.4 mm 11 1/2" = 292.1 mm 12" = 304.8 mm 12 1/2" = 317.5 mm 13" = 330.2 mm 13 1/2" = 342.9 mm 14" = 355.6 mm 14 1/2" = 368.3 mm 15" = 381 mm 16" = 406.4 mm 17" = 431.8 mm 18" = 457.2 mm 20" = 508 mm 24" = 609.6 mm