材质 
M1.6
0.35
3
2.75
0.96
0
1.8
1.14
0.89
M2
0.4
3.8
3.5
1.2
1
2.2
1.17
0.92
M2.5
0.45
4.7
4.4
1.5
1
2.5
1.47
1.22
M3
0.5
5.6
5.3
1.65
1
2.8
1.73
1.48
M3.5
0.6
6.5
6.14
1.93
2
3.7
1.8
1.34
M4
0.7
7.5
7.14
2.2
2
4
2.06
1.6
M5
0.8
9.2
8.84
2.5
2
4.4
2.51
2.05
M6
1
11
10.57
3
3
6.1
2.92
2.46
M8
1.25
14.5
14.07
4
4
8.5
4.32
3.86
M10
1.5
18
17.57
5
4
9.4
5.23
4.77