VEVOR Metal Lathe Chuck 4-Jaw Independent 5 inch Cast Iron Milling Turning CNC

VEVOR Metal Lathe Chuck 4-Jaw Independent 5 inch Cast Iron Milling Turning CNCQuality Cast Iron4 Reversible JawsWith Great AccuracyIndependent JawsEasy to OperateWide ApplicationPinions Material: 20CR Steel,Package Dimensions (L x W x H): 5.9" x 5.5" x 3.93" / 15 x 14 x 10 cm,Color: Silver,Maximum Speed: 3000 RPM,Tolerance: ≤ 0.003" / 0.07 mm,Chuck Diameter: 4.92" / 125 mm,Jaws Material: 40CR Steel,Center Hole: 1.2" / 30 mm,External Jaw Clamping Range: 1.89"-4.92" / 48-125 mm,Bevel Gear Material: 40CR Steel,Accuracy: 0.002" / 0.051 mm,Chuck Body Material: Cast Iron,Circle Diameter: 4.3" / 108 mm,Internal Jaw Clamping Range: 0.276"-2.244" / 7-57 mm,Item Weight: 10.9 lbs / 4.92 kg