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6" 4 Jaw Independent Lathe Chuck With 2-1/4 x 8 Threaded Mounting Plate

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More Information
Mfg SKU #202-5432
Lathe Chuck CategoryIndependent Lathe Chucks
BrandShars Tool
chuck diameter6
Thru Hole Size1.575
mounting2-1/4 - 8
chuck thickness2.559
jaw movementindependent
Number of Jaws4


  • Accuracy is maintained for the entire clamping range
  • Semi-steel chuck body made from high quality cast iron
  • Three pinion design with each pinion ground and hardened to HRC 43
  • Two piece jaw design with a master jaw and a top reversible jaw in American Standard tongue and groove specification
  • Both side of jaw teeth and guides are ground and hardened to HRC 58-62
  • Each set of jaws are serialized in their own set
  • A serialized set of jaws are then finished, ground, and lapped on their designated chuck body which will be the same chuck body on the final assembly to achieve a greater accuracy
  • Before assembling the jaw to its designated chuck body, the jaw's finish machining are performed on a closed tolerance state of the art CNC machine from Japan
  • Scroll plate's thread flank are ground on both side to achieve a tighter contact with the master jaw
  • Each chuck has gone through rigorous accuracy and repeatability inspection with clamping and jamming multiple random testing rods or rings

What’s Included

  • 1 pc of 6" 4 jaw Independent Chuck (SKU# 202-6579)
    • Included 1 set of reversible solid hard jaws
    • 4 mounting screws
    • 1 lathe chuck key
    • Inspection report on runout on both inside and outside jaws
  • 1 pc of 6" 2-1/4 x 8 Threaded Mounting Plate (SKU# 202-6601)