材质 
M2
0.4
0.6
1
1.2
3.2
3.08
4.5
4.5
4.425
3.4
3.5
3.2
5.2
5.08
0.3
M2.5
0.45
0.6
1.1
1.4
3.5
3.38
5
5
4.925
3.6
4
3.7
6
5.88
0.3
M3
0.5
0.8
1.3
1.5
4
3.88
5.5
5.5
5.425
3.8
4.5
4.2
7
6.85
0.3
M3.5
0.6
0.8
1.6
1.7
4.6
4.48
6
6
5.925
4.5
5.5
5.2
8
7.85
0.3
M4
0.7
0.8
1.8
1.9
5.3
5.18
7
7
6.91
5
6
5.7
9
8.85
0.4
M5
0.8
1
2.2
2.2
6.6
6.45
9
9
8.91
6
7.5
7.14
10.5
10.32
0.6
M6
1
1.2
2.8
2.7
7.8
7.65
10
10
9.91
7
9
8.64
12.8
12.62
0.6