product descriptionJacobs 6314 36B 5/8-16 Plain Bearing Keyed Chuck 3/16 - 3/4 " Capacity
Equipped with a pin type positive drive and designed for medium or heavy duty portable, bench or floor mounted power tools.
Industrial quality with fully hardened and ground working components which offers high accuracy, gripping power and durability.
Each chuck has centre ground jaws for absolute straightness and alignment, through hardened sleeve teeth plus hardened nose and keyholes to provide wear resistance.
The one piece sleeve eliminates crack between the driving teeth.
Aeronca x 6 1428 6sr1a1