3-Jaw Lathe Chuck, 6'', Self-Centering Lathe Chuck, 0.14- 6.3 in/3.5-160 mm Clamping Range with T-key Fixing Screws Reversible Jaws, for Lathe 3D

3-Jaw Lathe Chuck, 6'', Self-Centering Lathe Chuck, 0.14- 6.3 in/3.5-160 mm Clamping Range with T-key Fixing Screws Reversible Jaws, for Lathe 3D Printer Machining Center Milling Drilling Machin Exceptional Durability Outstanding Operating Precision Adjustable Chuck Jaw Easy to Use Wide Application Self-Centering Function Clamping Range: 0.138-2.36"/3.5-60 mm,Jaw: 3-Jaw, 20Cr, 53HRC,Chuck O.D: 6 in / 160 ± 5 mm,Fixed Thread: 3-M8,Scroll: 40Cr, 45HRC,Item Model Number: K11-160,Surface Treatment: Ra0.8, Oil Coated,External Jaw Clamping Range: 2.2-6.3"/56-160 mm,Net Weight: 17.8 lb / 8.1 kg,Main Material: HT300,Bore: 45 mm,Product Size: 160 x 140 mm