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K12 Series 4Jaw Self-Centering Chucks
    Infomation:
    K12 chucks are suitable for use in processing a large.quantity of square workpieces and eight-edged workpieces.They are remarkable for their automatic centring and quick clamping.       The structure parameters of these chucks are much the same as those of K11 3-jaw self-centring chucks.

 
 
Technology Parameter
Size D
D1
D2
D3
H
H1
H2
h
z-d
  
80
55
66
16
66
50
-
3.5
3-M6
  
100
72
84
22
74.5
55
3-M8
  
125
95
108
30
78
  
130
100
115
86
60
  
160
130
142
45
95
65
5
  
160A
109
71
-
  
165
145
96.5
66.5
4.5
  
190
155
172
55
105
75
5
3-M10
  
200
165
180
65
109
  
200C
122
78
  
200A
80
-
  
240
195
215
70
120
80
8
3-M12
  
250
206
225
80
120
5
  
250C
130
84
  
250A
136
86
-
  
315
260
285
100
141
90
6
3-M16
  
315C
147
95
  
320C
265
290
154
96
  
320A
163.5
99.5
  
325A
272
296
105
169.5
96
105.5
12
  
400A
340
368
130
172
100
108
6
  
500A
440
465
210
202
115
126
  
630A
545
586
252
220.5
135
144.5
7
6-M16
  
125
95
108
30
84
58
-
3.5
3-M8
130
100
115
30
86
60
3.5
3-M8
160
130
142
40
95
65
5
3-M8
160A
109
165
130
145
40
96.5
66.5
4.5
3-M8
190
155
172
55
105
75
5
3-M10
200
165
180
65
109
75
5
3-M10
200C
122
200A
122
240
195
215
70
120
80
8
3-M12
250
206
226
80
120
80
5
3-M12
250C
130
250A
136
325
272
296
100
153.5
96
12
3-M16
325C
154.5
325A
169.5
 
 
 
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