In 1902, Jacobs® invented the first patented drill chuck in the world. Since then, Jacobs chucks are widely used in various kind of drilling machines and tools.
In 1942, Jacobs® designed the Super Chuck, the first precision ball-bearing industrial Chuck. It's still widely used in various industrial machining applications.
Jacobs Industrial Chuck represents Reliability, Durability, High Precision, and a Solid Reputation.