3" Lathe Chuck Self Centering Semi-Steel Precision K11-80

Description

High precision self-centering design.
Superior gripping force to meet precision machining demands.
Flimsy parts are specifically engineered by quenching process to enhance durability.
Short cylindrical center mounting.
Body is made of high quality nodular cast iron suitable for high rotation speed.
Chuck Outside Dia. : 3" (80mm).
Chuck Body T
hickness: 2" (50mm).
Center Thru Hole Dia.: 0.6299" (16mm).
Bolt Circle Dia.:2.5984" (66mm).
Mounting Thread: 3-M6.
Max RPM: 4,800.
Max Input Torque: 88 lbs.
Internal Jaw Clamping Range: 0.0787" (2mm) -0.8661" (22mm).
Internal Jaw Jamming Range: 0.9843" (25mm) - 2.7559" (70mm).
External Jaw Clamping Range: 0.8661" (22mm) - 2.4803" (63mm).
Accuracy: 0.002"
(tested vertical<0.002"; horizontal<0.002").
One set of solid steel internal jaws, one set of solid steel external jaws, and chuck wrench  are also included in the package.