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Home >>Technical>>Conversion Table – Imperial/Metric

Conversion Table – Imperial/Metric

1" = 25.40 mm

inches mm inches mm inches mm inches mm
0.01 0.0254 0.210 5.334 0.470 11.938 0.740 18.796
0.002 0.0508 7/32 0.218 5.5562 0.480 12.192 3/4 0.750 19.050
0.003 0.0762 0.220 5.588 0.490 12.446 0.760 19.304
0.004 0.1016 0.230 5.842 1/2 0.500 12.700 0.770 19.558
0.005 0.1270 0.240 6.096 0.510 12.954 0.780 19.812
0.006 0.1524 1/4 0.250 6.350 0.520 13.208 25/32 0.781 19.8438
0.007 0.1778 0.260 6.604 0.530 13.462 0.790 20.066
0.008 0.2032 0.270 6.858 17/32 0.531 13.4938 0.800 20.320
0.009 0.2286 9/32 0.281 7.1438 0.540 13.716 0.810 20.574
0.010 0.2540 0.280 7.112 0.550 13.970 13/16 0.812 20.6375
0.020 0.5080 0.290 7.366 0.560 14.224 0.820 20.828
0.030 0.7620 0.300 7.620 9/16 0.562 14.2875 0.830 21.082
1/32 0.031 0.7938 0.310 7.874 0.570 14.478 0.840 21.336
0.040 1.0160 5/16 0.312 7.9375 0.580 14.732 27/32 0.843 21.4312
0.050 1.2700 0.320 8.128 0.590 14.986 0.850 21.590
0.060 1.5240 0.330 8.382 19/32 0.593 15.0812 0.860 21.844
1/16 0.625 1.5875 0.340 8.636 0.600 15.240 0.870 22.098
0.070 1.7780 11/32 0.343 8.7312 0.610 15. 494 7/8 0.875 22.2250
0.080 2.0320 0.350 8.890 0.620 15.748 0.880 22.352
0.090 2.2860 0.360 9.144 0.625 15.8750 0.890 22.606
3/32 0.937 2.3812 0.370 9.398 0.630 16.002 0.900 22.860
0.100 2.5400 3/8 0.375 9.5250 0.640 16.256 29/32 0.906 23.0188
0.110 2.7940 0.380 9.652 0.650 16.510 0.910 23.114
0.120 3.0480 0.390 9.906 21/32 0.656 16.6688 0.920 23.368
1/8 0.125 3.1750 0.400 10.160 0.660 16.764 0.930 23.622
0.130 3.3020 0.400 10.160 0.670 17.018 15/16 0.937 23.8125
0.140 3.5560 13/32 0.406 10.3188 0.680 17.272 0.940 23.876
0.150 3.8100 0.410 10.414 11/16 0.687 17.4625 0.950 24.130
5/32 0.156 3.9688 0.420 10.668 0.690 17.526 0.960 24.384
0.160 4.0640 0.430 10.922 0.700 17.780 31/32 0.968 24.6062
0.170 4.3180 7/16 0.437 11.1125 0.710 18.034 0.970 24.638
0.180 4.5720 0.440 11.176 23/32 18.2562 0.980 24.892
0.187 4.7625 0.450 11.430 0.720 18.288 0.990 25.146
0.190 4.8260 0.460 11.684 0.730 18.542 1.000 25.4000
0.200 5.0800 15/32 0.468 11.9062        

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