材质 
M2
0.4
0.8
0.8
3.5
2.3
2.2
0.3
M2.5
0.45
0.9
0.8
3.8
2.6
2.5
0.3
M3
0.5
0.9
1.2
4.2
3
2.9
0.3
M3.5
0.6
1
1.4
5
3.5
3.38
0.3
M4
0.7
1.2
1.4
5.5
4
3.88
0.4
M5
0.8
1.6
1.8
7
5
4.88
0.6
M6
1
1.8
2.4
8
6
5.88
0.6