材质 
M4
0.7
4.03
4
16.5
15.5
8
8.3
7.84
4.32
4.14
4.32
4.14
8.3
7.7
0.7
0.3
29.5
28.5
24
6.2
5.8
M5
0.8
5.03
5
20.5
19.5
10
10.3
9.84
5.32
5.14
5.32
5.14
9.3
8.7
0.7
0.3
36.5
35.5
30
7.7
7.3
M6
1
6.03
6
24.5
23.5
12
12.3
11.84
6.32
6.14
6.32
6.14
10.3
9.7
0.7
0.3
43.5
42.5
36
9.2
8.8
M8
1.25
8.036
8
32.5
31.5
16
16.3
15.84
8.37
8.15
8.37
8.15
14.3
13.7
0.7
0.3
48.5
47.5
48
12.2
11.8
M10
1.25|1.5
10.036
10
40.5
39.5
20
20.3
19.84
10.37
10.15
10.7
10.15
18.3
17.7
0.7
0.3
72.5
71.5
60
15.2
14.8
M12
1.5|1.75
12.043
12
48.5
47.5
24
24.3
23.84
12.42
12.15
12.7
12.15
20.3
19.7
0.7
0.3
86.5
85.5
72
18.2
17.8
M14
1.5|2
14.043
14
56.5
55.5
27
27.3
26.84
14.42
14.15
14.7
14.15
24.3
23.7
1.2
0.8
101.5
100.5
85
22.7
22.3
M16
1.5|2
16.043
16
64.5
63.5
32
32.3
31.84
16.42
16.15
16.7
16.15
26.3
25.7
1.2
0.8
115.5
114.5
96
24.2
23.8