Autogrip® Brand of 4 Jaw Lathe Chuck with WEDGE-HOOK | Four Jaw Lathe Chuck Manufacturer, Supplier

WEDGE-HOOK type Thru-Hole 4-Jaw Lathe Chuck

Thru-Hole | Four Jaw Lathe Chuck

WEDGE-HOOK type is 4-jaw with the through-hole.
4-jaw chuck has four holes for controlling each jaw, one at a time.
4 jaw lathe chucks move independently and require operators to center the workpiece.
four jaw lathe chuck is mainly used for gripping square or octagon blocks.
4 jaw power chuck with an accuracy level between 0 and 0.001.
Matching surfaces of all parts hardened, ground, and lubricated directly.
High rigidity and high repeatability precision.
J is the hole diameter of the blank draw nut.
If not notified, AUTOGRIP will adopt the K Default as the K value.
K is the maximum thread specification and it could be customized.

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Model	-	Plunger stroke (mm)	Jaw stroke (Dia.) (mm)	Chucking Dia. Max. (mm)	Chucking Dia. Min. (mm)	Max. D.B. pull kN (kgf)	Max. clamping force kN (kgf)	Max. speed min^-1 (r.p.m.)	I kg‧m ²	Weight (kg)	Weight (kg)	Matching cyl.	Max. pressure MPa (kgf/cm²)
4H-12	A8	25	10.6	304	34	54.9 (5600)	143.6 (14650)	2700	0.77	62	65.7	TK-A1291	2.5(25)
4H-15	A8	23	10.6	381	50	71 (7250)	179.8 (18350)	2000	2.5	123.7	137.7	TK-A1512	2.3(23)
4H-15	A11	23	10.6	381	50	71 (7250)	179.8 (18350)	2000	2.42	123.7	130.7	TK-A1512	2.3(23)
4H-18	A11	23	10.6	450	50	71 (7250)	179.8 (18350)	1700	4.85	170	184	TK-A1512	2.3(23)

* The dimensions and the specifications of 4H-A are in the red data.

* Subject to technical changes.

Model	-	A	B	B	C	D	D1	D2	E	E1	F	G max.	G max.	G min.	G min.	H	J	K max.	K Default	L	L1	L1	M	N	P	Q max.	Q min.	R max.	R min.	S	T	U
4H-12	A8	304	110	122	220	171.4	139.72	190	6	18	91	10	28	-15	3	28	50	M100X2	M100X2	4~M16	23	25	51	130	30	44.75	14.75	61.3	56	50	21	3~M8
4H-15	A8	381	133	160	300	235	139.72	171.4	6	33	120	11	44	-12	21	39	60	M130x2/ M115x2	M130x2/ M100x2	4~M20	30	24	63	165	43	47.5	20.5	80	74.7	62	25.5/22	6~M16
4H-15	A11	381	133	149	300	235	196.87	260	6	22	120	11	33	-12	10	39	60	M130x2	M130x2	4~M20	30	28	63	165	43	47.5	20.5	80	74.7	62	25.5/22	3~M10
4H-18	A11	450	133	149	300	235	196.87	260	6	22	120	11	33	-12	10	39	60	M130x2	M130x2	4~M20	30	28	63	165	43	83.5	20.5	80	74.7	62	25.5/22	3~M10