材质 
M2.5
0.45
5.5
5.32
2.5
2.25
1.6
1.35
0.66
0.8
1.1
M1.4
0.3
M3
0.5
6
5.82
3
2.7
2
1.75
0.86
1
1.3
M1.4
0.3
M4
0.7
8
7.78
3.5
3.2
2.5
2.25
0.96
1.31
1.8
M1.4
0.3
M5
0.8
10
9.78
4.2
3.9
2.8
2.55
1.26
1.51
2.1
M2
0.4
M6
1
11
10.73
5
4.7
3
2.75
1.66
1.91
2.5
M2
0.4
M8
1.25
14
13.73
6.5
6.14
4
3.7
2.06
2.31
3.3
M2
0.4
M10
1.5
18
17.73
8
7.64
5
4.7
2.56
2.81
4
M3
0.5
M12
1.75
22
21.67
10
9.64
6
5.7
3.06
3.31
5
M4
0.7