Jacobs Chuck Plain Bearing Medium Duty Chuck, 3/8 in, Threaded Mount

Jaws center-ground for absolute straightness and alignment. 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

Attributes:

Capacity [Max] = 3/8 in, Capacity [Min] = 0.040 in, Chuck Size = 3/8 in, Finish = HSS, Key Size = K30, Mechanism = Plain Bearing, Mounting = Threaded 3/8 in to 24, Type = Keyed Chuck. (1 EACH = 1 EACH)