เทียบหน่วยวัดจากระบบนิ้วเป็นระบบมิล ตามมาตรฐานสากล
INCH |
MM. |
1/64 |
0.3692 |
1/32 |
0.7950 |
3/64 |
1.4913 |
1/16 |
1.5875 |
5/64 |
1.9837 |
3/32 |
2.3825 |
7/64 |
2.7788 |
1/8 (1 หุน) |
3.1750 |
9/64 |
3.5712 |
5/32 |
3.9700 |
11/64 |
4.3663 |
3/16 (1.1/2 หุน) |
4.7625 |
13/64 |
5.1587 |
7/32 |
5.5575 |
15/64 |
5.9538 |
1/4 (2 หุน) |
6.3500 |
17/64 |
6.7462 |
9/32 |
7.1450 |
19/64 |
7.5413 |
5/16 |
7.9375 |
21/64 |
8.3337 |
11/32 |
8.7325 |
23/64 |
9.1288 |
3/8 (3 หุน) |
9.5250 |
25/64 |
9.9212 |
13/32 |
10.3200 |
27/64 |
10.7163 |
7/16 |
11.1125 |
29/64 |
11.5087 |
15/32 |
11.9075 |
31/64 |
12.3038 |
1/2 (4 หุน) |
12.7000 |
33/64 |
13.0962 |
17/32 |
13.4950 |
35/64 |
13.8913 |
9/16 |
14.2875 |
37/64 |
14.6387 |
19/32 |
15.0825 |
39/64 |
15.4788 |
5/8 (5 หุน) |
15.8750 |
41/64 |
16.2712 |
21/32 |
16.6700 |
43/64 |
17.0663 |
11/16 |
17.4625 |
45/64 |
17.8587 |
23/32 |
18.2575 |
47/64 |
18.6538 |
3/4 (6 หุน) |
19.0500 |
49/64 |
19.4462 |
25/32 |
19.8450 |
51/64 |
20.2413 |
13/16 |
20.6375 |
53/64 |
21.0337 |
27/32 |
21.4325 |
55/64 |
21.8288 |
7/8 (7 หุน) |
22.2250 |
57/64 |
22.6212 |
29/32 |
23.0200 |
59/64 |
23.4163 |
15/16 |
23.8125 |
61/64 |
24.2087 |
31/32 |
24.6075 |
63/64 |
25.0038 |
1 |
25.4000 |