Jacobs Taper Mounted Chuck, Medium Duty Description: Jacobs plain bearing taper mounted chucks feature jaws center-ground for absolute straightness and alignment and a one-piece sleeve that eliminates cracks between driving teeth often found in other designs. Jacobs plain bearing taper mounted chucks feature through-hardened sleeve teeth, plus hardened nose and keyholes provide outstanding wear resistance. Each chuck 100% inspected for performance and precision. T.I.R. .004” maximum at half capacity.

Technical Specifications: Chuck Size: 1/2” Model Number: 3326A Minimum Capacity: 0.08” Maximum Capacity: 0.500” Mount: 0.6250 Straight Mount Key Number: K32 Closed Length: 3.540” Open Length: 2.850” Sleeve Diameter: 1.792” UPC: 95456062917