10" 3 Jaw Self Center D1-6 Chuck

  WHAT'S INCLUDED:

• 1 set of reversible jaws for inside and outside
• 6 pc of 7/8" diameter stud for D1-6
• 1 hexagon wrench

Description:

• 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
• 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
• • Internal Jaw:
    • Clamping Range A-A1: 0.236-4.331"
    • Jamming Range B-B1: 3.150-9.843"
  • External Jaw
    • Clamping Range C-C1: 3.543-9.843"