3/4" Heavy Duty Drill Chucks Taper JT4 2.50" Sleeve Outer Diameter. Plain bearing heavy duty taper mount drill press chuck.

• 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 & gripping power on all industrial power and machine tools
• Packaging - Cardboard box

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