【Large diameter heavy duty chuck】

K78/79 series Large diameter heavy duty 4 jaw independent chuck
Heavy-duty steel body,for higher rigidity greater rigidity with reinforced nerves,two-piece jaw,strengthened self-locking in every clamping stage direct mounting or indirect mounting. It is widely used in large and heavy duty horizontal lathe or vertical lathe.
Dimension characteristic parameters:

Spec./Model
D1
D2
D3
H1
H
L
h
k
Z-d
Direct
Indirect
1000
540
-
580
510
150
324
150
30
70
8-M20
1250
285
285.775
330.2
280
180
400
180
23
80
8-M22/M24
1400
285
285.775
330.2
280
180
400
180
23
80
8-M22/M24
1600
285
285.775
330.2
280
180
400
180
23
80
8-M22/M24
300
-
380
300
330
552
200
300
80
4-M36
1800
285
285.775
330.2
280
180
402
180
23
80
8-M22/M24
300
-
380
300
330
552
200
300
80
4-M36
2000
285
285.775
330.2
280
180
402
180
23
80
8-M22/M24
300
-
380
300
330
552
200
320
80
4-M36
2500
410
412.775
463.6
400
200
422
200
25
80
8-M30
450
-
560
360
390
612
200
350
80
4-M42

   
 
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