材质 
M5
0.8
5.48
4.52
4.46
4.36
3.5
2.5
8
7.64
9.24
8.63
3.88
3.35
5.7
0.2
M6
1
6.48
5.52
5.39
5.21
4
3
10
9.64
11.55
10.89
4.38
3.85
6.8
0.3
M8
1.25
8.58
7.42
7.26
7.04
5
4
13
12.57
15.01
14.2
5.68
5.1
9.2
0.4
M10
1.5
10.58
9.42
9.08
8.86
6
5
16
15.57
18.48
17.59
6.85
6.17
11.2
0.4
M12
1.75
12.7
11.3
10.95
10.68
7
6
18
17.57
20.78
19.85
7.95
7.24
13.7
0.6
M14
2
14.7
13.3
12.77
12.5
8
7
21
20.16
24.25
22.78
9.25
8.51
15.7
0.6
M16
2
16.7
15.3
14.77
14.5
9
8
24
23.16
27.71
26.17
10.75
9.68
17.7
0.6
M20
2.5
20.84
19.16
18.49
18.16
11
10
30
29.16
34.64
32.95
13.4
12.12
22.4
0.8
M24
3
24.84
23.16
22.13
21.8
13
12
36
35
41.57
39.55
15.9
14.56
26.4
0.8