8" Front Mount 3 Jaw Self Centering Lathe Chuck

• Certification：ISO9001:2008
• Application：CNC Lathe
• Jaw Type：External Jaw
• Power：Manual
• Structure：Hollow
• Material：Cast Iron

=== Base Info ===

• Model NO.：K21200
• Type：Three-Jaw Chuck
• Transport Package：Case
• Specification：8
• Trademark：Neutral or OEM
• Origin：China
• HS Code：84662000
• Production Capacity：5000PCS,Year

=== Description ===

Basic Info.

Model NO. K21200 Type Three-Jaw Chuck Transport Package Case Specification 8 Trademark Neutral or OEM Origin China HS Code 84662000 Production Capacity 5000PCS/Year

Product Description

Plain back front mounting, widely used on  lathe machine.chucks dia.80--1000mm
K21 self-centering chucks are provided with one-piece jaws,including a set of internal jaw and a set of external jaw.
The jaws for K21…A,K21…C and K21…D chucks are composed of two pieces jaws--top jaw and master jaw.
Body materials are classfied as wear-resisiting alloy iron.
Plain back front  mounting(Short cylindrical connection)

size D	D1 concave dia.	D2 bolt circle	D3 through hole	H total height	h concave depth	z-d qty- bolt size
80	55	66	16	66	3.5	3-M6
100	72	84	22	74.5	3.5	3-M8
125	95	108	30	84	4	3-M8
160	130	142	40	96.5	4.5	3-M8
165	130	145	40	96.5	4.5	3-M8
200	165	180	65	109	5	3-M10
250	206	226	80	120	5	3-M12
315C	260	285	100	155	6	3-M16
320C	270	290	100	152.5	6	3-M16
325C	272	296	100	154.5	6	3-M16
380C	325	350	135	156.5	6	3-M16
400C	340	368	138	158	6	3-M16
500D	440	465	210	202	6	3-M16
630A	560	595	260	218	7	3-M16
800A	710	760	385	250	8	6-M20
1000A	910	950	460	266	8	6-M24

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