VEVOR K11-100 Lathe Chuck 4" ,Metal Lathe Chuck Self-centering 3 Jaw ,Lathe Chuck With Two Sets Of Jaws, for Grinding Machines Milling Machines

VEVOR K11-100 Lathe Chuck 4" ,Metal Lathe Chuck Self-centering 3 Jaw ,Lathe Chuck With Two Sets Of Jaws, for Grinding Machines Milling MachinesHardened SteelSelf CenteringPrecision Bevel GearLarge Clamping RangeEasy InstallationWide ApplicationJaw: 3 Jaw,External Jaw Clamping Range (C-C1):1.18"-3.15" / 30-80 mm,Center Thru Hole Diameter: 0.866" / 22 mm,Color: Silver,Material: Hardened Steel,Mounting Thread: 3-M8,Bolt Circle Diameter: 3.31" / 84 mm,Accuracy: 0.002" / 0.051 mm,Internal Jaw Jamming Range (B-B1): 1.18"-3.54" / 30-90 mm,Model: K11-100,Internal Jaw Clamping Range (A-A1): 0.08"-1.18" / 2-30 mm,High Precision: ≤0.002" / 0.05 mm,Outside Diameter: 3.94" / 100 mm,Chuck Body Thickness: 2.16" / 55 mm,Item Weight: 7 lbs / 3.18 kg