材质 
M8
1
14.38
6.8
6.44
13
12.73
M10
1|1.25
17.77
8.4
8.04
16
15.73
M12
1|1.25|1.5
20.03
10.8
10.37
18
17.73
M14
1|1.5
23.36
12.8
12.1
21
20.67
M16
1|1.5
26.75
14.8
14.1
24
23.67
M18
1.5|2
29.56
15.8
15.1
27
26.16
M20
1.5|2
32.95
18
16.9
30
29.16
M22
1.5|2
37.29
19.4
18.1
34
33
M24
1.5|2
39.55
21.5
20.2
36
35
M27
2
45.2
23.8
22.5
41
40
M30
2
50.85
25.6
24.3
46
45
M33
2
55.37
28.7
27.4
50
49
M36
3
60.79
31
29.4
55
53.8
M39
3
66.44
33.4
31.8
60
58.8