80 / 83
80
Decimal&Metric
Size Chart
Fractions
(inch)
Fractions
(inch)
Decimal
(inch)
Decimal
(inch)
Metric
(mm)
Metric
(mm)
1/64
1/32
3/64
1/16
5/64
3/32
7/64
1/8
9/64
5/32
11/64
3/16
13/64
7/32
15/64
1/4
17/64
9/32
19/64
5/16
21/64
11/32
23/64
3/8
25/64
13/32
27/64
7/16
29/64
15/32
31/64
1/2
0.3969
0.7938
1.1906
1.5875
1.9844
2.3813
2.7781
3.1750
3.5719
3.9688
1.0000
2.0000
3.0000
4.0000
4.3656
4.7625
5.1594
5.5563
5.9531
6.3500
6.7469
7.1438
7.5406
7.9375
8.3344
8.7313
5.0000
6.0000
7.0000
8.0000
9.0000
9.1281
9.5250
9.9219
10.3188
10.7156
11.1125
11.5094
11.9063
12.3031
12.7000
10.0000
11.0000
12.0000
—
—
—
—
—
—
—
—
—
—
—
—
.0156
.0313
.0469
.0625
.0781
.0938
.1094
.1250
.1406
.1563
.1719
.1875
.2031
.2188
.2344
.2500
.2656
.2813
.2969
.3125
.3281
.3438
.3594
.3750
.3906
.4063
.4219
.4375
.4531
.4688
.4844
.5000
.0394
.0787
.1181
.1575
.1969
.2362
.2756
.3150
.3543
.3937
.4331
.4724
33/64
17/32
35/64
9/16
37/64
19/32
39/64
5/8
41/64
21/32
43/64
11/16
45/64
23/32
47/64
3/4
49/64
25/32
51/64
13/16
53/64
27/32
55/64
7/8
57/64
29/32
59/64
15/16
61/64
31/32
63/64
—
—
—
—
—
—
—
—
—
—
—
—
—
.5118
.5512
.5906
.6299
.6693
.7087
.7480
.7874
.8268
.8661
.9055
.9449
.9843
.5156
.5313
.5469
.5625
.5781
.5938
.6094
.6250
.6406
.6563
.6719
.6875
.7031
.7188
.7344
.7500
.7656
.7813
.7969
.8125
.8281
.8438
.8594
.8750
.8906
.9063
.9219
.9375
.9531
.9688
.9844
13.0000
14.0000
15.0000
16.0000
17.0000
18.0000
19.0000
20.0000
21.0000
22.0000
23.0000
24.0000
25.0000
13.0969
13.4938
13.8906
14.2875
14.6844
15.0813
15.4781
15.8750
16.2719
16.6688
17.0656
17.4625
17.8594
18.2563
18.6531
19.0500
19.4469
19.8438
20.2406
20.6375
21.0344
21.4313
21.8281
22.2250
22.6219
23.0188
23.4156
23.8125
24.2094
24.6063
25.0031
1
1.0000
25.4000
Conversion Factors
One (1) Inch = 25.4 Millimeters
Convert from to
Factor
Inches (in)
Millimeters (mm)
Millimeters (mm)
Inches (in)
Multiply inches by 25.4
Divide millimeters by 25.4
Examples
1
— Convert 24 inches to millimeters
2
— Convert 600 millimeters to inches
24 inches
by 25.4 millimeters per inch equals 609.6 millimeters.
multiplied
600 millimeters
by 25.4 millimeters per inch equals 23.62 inches
divided