材质 
M1.4
0.3
3.5
3.32
2
1.975
1.02
0.78
0.5
0.36
0.1
0.45
0.6
M1.6
0.35
4
3.82
2.5
2.475
1.12
0.88
0.6
0.46
0.1
0.5
0.7
M2
0.4
4.5
4.32
2.8
2.775
1.32
1.08
0.7
0.56
0.1
0.6
0.8
M2.5
0.45
6
5.82
3.5
3.47
1.62
1.38
0.8
0.66
0.1
0.75
0.95
M3
0.5
7
6.78
4
3.97
1.92
1.68
1
0.86
0.1
0.9
1.15
M3.5
0.6
7.5
7.28
4.5
4.47
2.12
1.88
1
0.86
0.1
1
1.3
M4
0.7
8.5
8.28
5.5
5.47
2.52
2.28
1.2
1.06
0.2
1.2
1.5
M5
0.8
11
10.73
7
6.964
2.82
2.58
1.51
1.26
0.2
1.3
1.6
M6
1
13
12.73
8
7.964
3.25
2.95
1.91
1.66
0.25
1.5
1.9
M8
1.25
16
15.73
10
9.964
3.95
3.65
2.31
2.06
0.4
1.9
2.4
M10
1.5
20
19.67
13
12.957
4.75
4.45
2.81
2.56
0.4
2.3
2.8