材质 
M6
1
5.35
6
5.52
3
10
4
10.9
1.6
4
M8
1.25
7.19
8
7.42
4
12
5
13.1
2
4
M10
1.5
9.03
10
9.42
5
14
6
15.3
2.5
4
M12
1.75
10.86
12
11.3
6
17
7
18.7
3.2
5
M14
2
12.70
14
13.3
7
19
8
20.9
3.2
5
M16
2
14.70
16
15.3
8
22
9
23.9
4
6
M18
2.5
16.38
18
17.3
9
24
10
26.2
4
6
M20
2.5
18.38
20
19.16
10
27
11
29.6
4
6
M22
2.5
20.38
22
21.16
11
30
12
33
5
7
M24
3
22.05
24
23.16
12
32
13
35
5
7
M27
3
25.05
27
26.16
14
36
15
39.6
5
8
M30
3.5
27.73
30
29.16
15
41
17
45.2
6.3
9
M36
4
33.40
36
35
18
50
20
55.4
6.3
10
M42
4.5
39.08
42
41
21
60
23
66.4
8
12
M48
5
44.75
48
47
24
70
26
76.9
8
12