Specifications Color: Silver Material: Iron, Steel Max. Speed: 3000 r/min Compatible Devices: Lathe Internal Jaw Clamping Range: 2.5-40mm/0.098-1.57in External Jaw Claw Clamping Range: 38-110mm/1.5-4.33in Internal Jaw Jamming Range: 38-125mm/1.5-4.92in Centering Precision: 0.07mm/0.0028in Chuck Hole Diameter: 30mm/1.18in Product Diameter: 125mm/4.92in Maximum Input Torque: 100 Package Included 1* 3-jaw Self-Centering Chuck 1* External Jaw Set 1* Internal Jaw Set 1* Chuck Wrench 3* Screws.
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