Glen-L
marine designs
Table: Inches to Millimeters
Inches
Millimeters
1/8
3.2
1/4
6.4
3/8
9.5
1/2
12.7
5/8
15.9
3/4
19.1
7/8
22.2
1
25.4
2
50.8
3
76.2
4
101.6
5
127.0
6
152.4
7
177.8
8
203.2
9
228.6
10
254.0
11
279.4
12
304.8
Tables & Formulas
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