材质 
M3
0.5
1.2
1
1.2
4.2
4.125
5.8
4.5
4.38
0.3
5
M3.5
0.6
1.6
1
1.4
5
4.925
6.1
5.5
5.38
0.3
5.5
M4
0.7
1.8
1
1.4
5.5
5.425
6.9
6
5.88
0.4
6
M5
0.8
2
1
2.5
7
6.91
8.1
7.5
7.35
0.6
7
M6
1
2.5
1
3
8
7.91
10.4
9
8.85
0.6
9
M8
1.25
4
1
4
10
9.91
12.7
12
11.82
0.6
11
M10
1.5
4
1
6
12.5
12.39
16.2
15
14.82
0.6
14
M12
1.75
5
1
7
16
15.89
21.9
18
17.82
0.6
19