材质 
M1.6
0.35
3
2.75
0.4
0.96
0
1.9
0.74
1.1
M2
0.4
3.8
3.5
0.5
1.2
1
2.5
1.1
1.4
M2.5
0.45
4.7
4.4
0.6
1.5
1
2.7
1.3
1.6
M3
0.5
5.6
5.3
0.75
1.65
1
3.1
1.7
2
M3.5
0.6
6.5
6.14
0.9
1.93
2
4.2
1.74
2.24
M4
0.7
7.5
7.14
1
2.2
2
4.5
2.04
2.54
M5
0.8
9.2
8.84
1.25
2.5
2
5.3
2.77
3.27
M6
1
11
10.57
1.5
3
3
6.8
3.03
3.53
M8
1.25
14.5
14.07
2
4
4
9
4.18
4.68
M10
1.5
18
17.57
2.5
5
4
10
5.38
5.88