Jacobs High Torque/High Precision Model Chuck Description: Jacobs high torque/high precision model chucks are precision tested and certified to 0.0016” T.I.R max at half capacity. For use on CNC machining centers in drilling, boring, counter-boring and milling operations requiring heavy penetration. The Jacobs high torque/high precision model chuck is furnished with a spanner wrench to allow the application of supplementary gripping torque. Light tightening increases gripping torque up to 3 times higher than hand tightening. The Jacobs high torque/high precision model chuck resists tool loosening on high-speed machines.

Technical Specifications: Model Number: JKT 100-J2 Minimum Capacity: 0.000” Maximum Capacity: 0.394” Mount: 2JT Closed Length: 3.50” Open Length: 3.19” Sleeve Diameter: 1.61” UPC: 95456305335