Name: SPI Electronic Bore Gage, 6
SKU: Xn7S43NL9bJmA7UF
Availability: InStock

Precise 6-Jaw Zero-Set Fine Adjustment Self-Centering Scroll Chuck, 8″

4 micro adjustment set screws capable of assisting the chuck to achieve .0005″ TIR repeatability
6-Jaw chucks invaluable for clamping delicate or thin walled parts as it producing less deformation on the parts or surface due to distribution of clamping forces over a greater area.
3 pinion design with each pinion ground and hardened to HRC 43, Plain Back
Two piece jaw configuration with a master jaw and a top reversible jaw in American Standard tongue and groove
Both side of jaw teeth and guides are ground and hardened to HRC58-62
Each set of jaw are serialized in a set of 3 or 6 pieces depending on the chuck style
Before assembling the jaw to its designate chuck the jaw’s finishing machining operation are done on closed tolerance CNC machine
Scroll plate’s thread flank are ground on both side to achieve a tighter contact with the master jaw
Each set of jaw’s finishing grinding are done in the chuck body which will be shipped with this designated set of jaws to achieve greater accuracy
Each chuck has gone through rigorous accuracy and repeatability inspection with clamping and jamming multiple random testing rods or ring

Includes:

Dimensions:

Size (D)	Internal Jaw Clamping Range A-A1	Jamming Range B-B1	External Jaw Clamping Range C – C1
mm	inch	mm	inch	mm	inch
160 6″	3 – 62	0.118 – 2.44	45 – 155	1.77 – 6.10	42 – 150	1.65 – 5.91
200 8″	5 – 74	0.197 – 2.88	45 – 185	1.77 – 7.28	74 – 230	2.91 – 9.06
250 10″	13 – 118	0.51 – 4.65	76 – 240	2.99 – 9.45	78 – 250	3.07 – 9.84
315 12″	13 – 129	0.51 – 5.08	88 – 260	3.46 – 10.24	100 – 290	3.94 – 11.42

Specifications:

See all Precise 3-Jaw 6-Jaw Zero-Set Fine Adjustment Self-Centering Scroll Chucks

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