1 Pc. Jacobs Brand New
1/4" x 2SJT Model No. 8-1/2N Super Ball Bearing-Taper Mount Precision Keyed Drill Chuck for CNC Mill or Drill
- Ball Bearing Construction Maximizes Gripping Force and Drilling Accuracy.
- Jaws Center-Ground for 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.
- Fluted Sleeve Standard.
- Each Chuck 100% Inspected for Performance and Precision.
- T.I.R. 0.003" Maximum at Half Capacity
Jacobs® chucks, high precision tool holders, arbors, and related accessories have made Jacobs the leading brand of precision tool holding and work holding devices in the world. For more than 100 years, superior grip and accuracy have made Jacobs the industry leader, with Jacobs technology applied to everything from sophisticated CNC machining centers to cordless portable drills. Our commitment to excellence and innovation and continued investment in research and development provide us with the ability to maintain this leadership position.
Jacobs Ball Bearing - Taper Mount