SHARS 6 3-Jaw Self-Centering Lathe Chuck Reversible Jaws. 003 TIR Runout Certificate NEW. Outstanding accuracy, versatility and durability. Each high quality chuck comes with a certification that documents TIR.Bolt Circle Diameter: 5.591. Clamping Range A-A1: 0.118-2.165. Jamming Range B-B1: 1.968-6.299.
Clamping Range C-C1: 2.165-5.708. 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. 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. 1 set of reversible jaws for inside and outside.
3 piece of mounting screws for the lathe chuck back plate. The item "SHARS 6 3 Jaw Self Centering Lathe Chuck Reversible Jaws. 003 TIR Certificate L" is in sale since Tuesday, April 29, 2014. This item is in the category "Business & Industrial\CNC, Metalworking & Manufacturing\Workholding & Toolholding\Workholding\Other Workholding". The seller is "discount_machine" and is located in Saint Charles, Illinois.This item can be shipped to United States, Canada, Mexico.