11a) 3 - 16mm Jacobs Super Ball Bearing Drill Chuck J3 16N

3 - 16mm Jacobs Super Ball Bearing Drill Chuck J3 16N

Jacobs Ball Bearing Super Chucks designed for extra heavy duty drilling applications on; industrial drilling machines, jig borers, milling machines, lathes, radials and CNC/NC machining centres. Ball Bearing construction maximises gripping force and drilling accuracy.

Features :

Jaws centre-ground for absolute straightness and alignment.
Through-hardened sleeve teeth, hardened nose and keyholes ensure outstanding wear resistance.
One-piece sleeve eliminates crack between driving teeth often found in other designs.
Each chuck is 100% inspected for performance and precision. 

Capacity : 3 - 16mm
Closed Length : 110mm
Open Length : 83mm
Sleeve Diameter : 67mm
Mount : J3
Model : 16N
Key : K4

Part Number 30227