材质 
M12
1.75
21
23.91
12
22
2
M16
2
26
29.56
16
27
2
M20
2.5
31
35.03
20
32
2
M24
3
35
39.55
24
36
3
M27
3
40
45.2
27
41
3
M30
3.5
45
50.85
30
46
3
M33
3.5
49
55.37
33
50
3
M36
4
53.5
60.79
36
55
3
M39
4
58.5
66.44
39
60
3
M42
4.5
63.5
72.09
42
65
3
M45
4.5
68.5
77.74
45
70
3
M48
5
73.5
83.39
48
75
4
M52
5
78.5
89.04
52
80
4
M56
5.5
83.5
94.47
56
85
4
M64
6
93.5
105.77
64
95
4
M72
6
103.5
117.07
72
105
4
M80
6
113.5
128.37
80
115
4
M90
6
128
145.09
90
130
4
M100
6
143
162.04
100
145
5
M110
6
153
173.34
110
155
5
M120
6
168
190.3
120
170
5
M125
6
178
202.27
125
180
5
M140
6
198
223.91
140
200
5
M150
8
208
235.21
150
210
5
M160
8
218
--
160
220
5
M170
8
228
--
170
230
5
M180
8
253
--
180
255
5