Maximum capacity(in): 3/4" Runout(in): 0.007" Minimum Capacity(in): 0.12" Sleeve Diameter (in): 2.5" Mount: JT4

3/4 inch Heavy Duty Drill Chucks Taper JT4 2.50 inch Sleeve Outer Diameter. Plain bearing heavy duty taper mount drill press chuck. Features: For woodworking, drill presses and CNC machines, Jaws are special heat treated with good wear resistance and precision fitted to withstand excessive torque, Internal bearings to give excessive runout, highly reliable and durable, Each chuck 100% inspected for performance and precision, Fully hardened and ground working components provide exceptionally high accuracy and gripping power on all industrial power and machine tools, Packaging - Cardboard box