材质 
M8
1
9.2
13
12.73
6.683
8
7.64
0.4
6.14
6.02
4
M10
1|1.25
11.2
16
15.73
9.149
10
9.64
0.4
8.175
8.025
5
M12
1.25|1.5
13.7
18
17.73
11.429
12
11.57
0.6
10.175
10.025
6
M14
1.5
15.7
21
20.67
13.716
14
13.57
0.6
12.212
12.032
7
M16
1.5
17.7
24
23.67
15.996
16
15.57
0.6
14.212
14.032
8
M20
1.5|2
22.4
30
29.67
19.437
20
19.48
0.8
17.23
17.05
10
M24
2
26.4
36
35.61
21.734
24
23.48
0.8
19.275
19.065
12
M30
2
33.4
45
44.61
25.154
30
29.48
1
22.275
22.065
15.5
M36
3
39.4
54
53.54
30.854
36
35.38
1
27.275
27.065
19