Shars 10 4 Jaw Independent Lathe Chuck TIR Certificate 2 Set Jaw New. Each high quality chuck comes with a.For use gripping odd shaped work. Chuck includes one set of reversible jaws. Four jaws allow a square component to be perfectly centered to the chuck while achieving maximum gripping force. Jaws are made of high quality carbon steel, and hardened.
Thrust bearings and operating screws are made of case hardened steel. Clamping Range A-A1: 0.590-5.118.Clamping Range B-B1: 3.149-9.842. Included 1 set of reversible solid hard jaws. 4 pcs of M12 mounting screws. Inspection report on runout on both inside and outside jaws. When you pick fully machined back, please follow the following instruction. How to process back plate to guarantee Chuck's T. All back plates have 0.04 allowance, please measure the size of Chuck's D1 before process your back plates. The size of back plates's D1 should be a little bit smaller than the size of Chuck's D1. Because the gap between back plate and chuck is smaller, chuck's TIR is better. No gap is the best.
You would not need to drill any mounting holes but you will need to turn the shoulder down. 040 to match the back of the lathe chuck to make the chuck & back plate more concentric with the lathe spindle.When turning the shoulder of the backing plate, ONLY TURN THE SHOULDER OF THE BACKING PLATE WHEN ATTACHED TO THE LATHE SPINDLE. If you use a chuck to clamp the backing plate and then turn it, the backing plate will not be true to the lathe spindle and will have more runout than specified when the chuck and back plate are put together.
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 this country: US. This item can be shipped to United States.