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Feature

MAIN PARAMETER-3 jaw self-centering design lathe chuck. Diameter: 100 mm (3.94")
QUALITY MATERIAL-Semi-steel body. Cast iron chuck body. All guideways and bearing surfaces are precisely machined
2 SETS OF JAWS-Internal and external jaw sets included. Internal clamping range: 2-30 mm (0.078"-1.18"). Jamming range: 30-90 mm (1.18"-3.54"). External clamping range: 30-80 mm (1.18"-3.15")
DURABLE IN USE-Both side of jaw teeth and guides are ground and hardened to HRC 58-62
APPLICABLE RANGE-The chuck is suitable for machine tools and accessories for general lathes, economical CNC lathes, grinding machines, milling machines, drilling and machine accessories, etc...

Description

4 Inch Lathe Chuck Self-centering 3 Jaw 100 mm Internal and External Jaw Sets

This 100 mm (3.94 inch) 3-jaw self-centering chuck features short cylindrical center mounting. It can be used to extend the machine functions. Both side of jaw teeth and guides are ground and hardened to HRC 58-62. Each chuck having gone through rigorous accuracy and repeated inspection.

Features:

Semi-steel chuck body made from high quality cast iron, durable in use

Accuracy is guaranteed in entire clamping range

One set of solid steel internal jaws, one set of solid steel external jaws and chuck wrench are included

Each chuck has gone through rigorous examination of accuracy and repeatability

Specification:

Size: 100 mm (3.94")

Outside Diameter: 100 mm (3.94")

Bolt Circle Diameter: 84 mm (3.31")

Center Thru Hole Diameter: 22 mm (0.866")

Chuck Body Thickness: 55 mm (2.16")

Internal Jaw Clamping Range (A-A1): 2-30 mm (0.078"-1.18")

Internal Jaw Jamming Range (B-B1): 30-90 mm (1.18"-3.54")

External Jaw Clamping Range (C-C1): 30-80 mm (1.18"-3.15")

Mounting Thread: 3-M8

Accuracy: 0.002"

Gross Weight: 7 lb (3.2 kg)

Package Dimensions (L x W x H): 5.5" x 5.5" x 5.1" (14 x 14 x 13 cm)

Package Content:

1 X 100 mm/4 Inch Lathe Chuck Body

3 X Internal Jaws

3 X External Jaws

3 X Mounting Bolts

1 X Safety Chuck Key