Application It's mainly applied to wood lathes. Specification Main Material: Plastic, 40Cr Steel Surface Treatment: Quenching and Tempering Process Color: Silver Max. Rotation Speed: 3000rpm Threaded Hole Type: M33 Outer diameter of the chuck: 96 mm/3.78inch External Clamping Width: 45-81mm/1.77-3.19inch Inner Span: 32-67mm/1.26-2.64inch Big Wrench Length: 16.5cm/ 6.49inch Small Wrench Length: 12.5cm/4.92inch Gross Weight: 1.9kg/4.18lbs Net Weight: 1.7kg/3.74lbs Product Size (D*H): 9.5*7.5cm/3.74*2.95inch Package Size: 23.5*13.5*17cm/9.25*5.31*6.
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