Jacobs Chuck Plain Bearing Medium Duty Chuck, 1/2 In, Threaded Mount - 1 per EA - JCM6287

This item is available, but there is extended lead times. Please, contact us. Jaws center-ground for absolute straightness and alignment. 1 per EA One-piece sleeve eliminates crack between driving teeth often found in other designs. Through-hardened sleeve teeth. plus hardened nose and keyholes provide outstanding wear resistance. Each chuck 100% inspected for performance and precision. T.I.R. 0.004 in maximum at half capacity. Capacity [Max]=0.500 in. Capacity [Min]=0.080 in. Chuck Size=1/2 in. Finish=HSS. Key Size=K32. Mechanism=Plain Bearing. Mounting=Threaded 1/2 in - 20. Type=Keyed Chuck..