Inches to Millimeters Conversion Chart

Our conversion chart will enable you to quickly convert measurements from inches to millimeters (in to mm).

InchesMillimeters
0.1
2.54
0.2
5.08
0.3
7.62
0.4
10.16
0.5
12.7
0.6
15.24
0.7
17.78
0.8
20.32
0.9
22.86
1
25.4
2
50.8
3
76.2
4
101.6
5
127
6
152.4
7
177.8
8
203.2
9
228.6
10
254
11
279.4
12
304.8
13
330.2
14
355.6
15
381
16
406.4
17
431.8
18
457.2
19
482.6
20
508
21
533.4
22
558.8
23
584.2
24
609.6
25
635
30
762
40
1016
50
1270
60
1524
70
1778
80
2032
90
2286
100
2540