inch/mm換算カンザンヒョウ
インチ mm インチ mm
    1/64 0.39678     33/64 13.09687
      1/32   0.79375       17/32 13.49375
    3/64 1.19061     35/64 13.89063
    1/16   1.5875     9/16   14.2875
    5/64 1.98437     37/64 14.68437
      3/32   2.38125       19/32 15.08125
    7/64 2.77813     39/64 15.47813
  1/8       3.175   5/8       15.875
    9/64 3.57187     41/64 16.27187
      5/32   3.96875       21/32 16.66875
    11/64 4.36563     43/64 17.06563
    3/16   4.7625     11/16   17.4625
    13/64 5.15937     45/64 17.85937
      7/32   5.55625       23/32 18.25625
    15/64 5.95313     47/64 18.65313
1/4       6.35 3/4       19.05
    17/64 6.74687     49/64 19.44687
      9/32   7.14375       25/32 19.84375
    19/64 7.54063     51/64 20.24063
    5/16   7.9375     13/16   20.6375
    21/64 8.33437     53/64 21.03437
      11/32 8.73125       27/32 21.43125
    23/64 9.12813     55/64 21.82813
  3/8       9.525   7/8       22.225
    25/64 9.92187     57/64 22.62187
      13/32 10.31875       29/32 23.01875
    27/64 10.71563     59/64 23.41563
    7/16   11.1125     15/16   23.8125
    29/64 11.50938     61/64 24.20937
      15/32 11.90625       31/32 24.60625
    31/64 12.30313     63/64 25.00313
1/2       12.7 1       25.4
inserted by FC2 system