VEVOR K72-100 Lathe Chuck 4 Inch 4-Jaw,Lathe Chuck Independent Reversible Jaw,Metal Lathe Chuck Turning Machine Accessories,for Lathes Machine

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VEVOR K72-100 Lathe Chuck 4 Inch 4-Jaw,Lathe Chuck Independent Reversible Jaw,Metal Lathe Chuck Turning Machine Accessories,for Lathes MachineSuperior Steel MaterialHigh-Precision ChuckEasy to Use4 Jaws Clamping RangeComplete AccessoriesExtensive UsesBevel Gear Material: 40CR Steel,Gross Weight: 6.9 lb / 3.12 kg,Pinions Material: 20CR Steel,Chuck Body Material: Cast Iron,Item Diameter: 4 in / 10 cm,Tolerance: ≤ 0.003" / 0.07 mm,Chuck Diameter: 3.93" / 100 mm,Internal Jaw Clamping Range: 0.236"-1.77" / 6-45 mm,Jaws Material: 20CR Steel,External Jaw Clamping Range: 1.57"-3.93" / 40-100 mm