材质 
M2
0.4
4.4
3.5
1.2
0.7
0.5
0.6
0.4
2
1.88
1.45
1.39
1.8
1.4
M2.5
0.45
5.5
4.4
1.5
0.8
0.6
0.7
0.5
2.5
2.37
1.88
1.82
2
1.6
M3
0.5
6.3
5.2
1.7
1
0.8
0.9
0.6
3
2.87
2.32
2.26
2.3
1.8
M3.5
0.6
8.2
6.9
2.3
1.2
1
1.2
0.9
3.5
3.35
2.68
2.6
2.7
2.1
M4
0.7
9.4
8
2.7
1.5
1.2
1.3
1
4
3.83
3.07
2.97
3.2
2.5
M5
0.8
10.4
8.9
2.7
1.5
1.2
1.4
1.1
5
4.82
3.94
3.84
3.6
2.8
M6
1
12.6
10.9
3.3
1.9
1.6
1.6
1.2
6
5.79
4.69
4.55
4.5
3.5
M8
1.25
17.3
15.4
4.6
2.3
2
2.3
1.8
8
7.76
6.4
6.24
5.6
4.4
M10
1.5
20
17.4
5
2.8
2.5
2.6
2
10
9.73
8.08
7.88
6.8
5.3