High Precision Keyless Chucks, Jacobs 2JS

Precision tested and certified to 0.0016 in T.I.R. max at half capacity
Self-tightening feature automatically increases gripping force proportional to increased torque to prevent tool shank slippage
All components exposed to wear are completely hardened to maintain accuracy and extend chuck life
Jacobs taper mount permits use on a wide range of high accuracy drill presses, jig borers, milling machines and production drilling equipment

Quantity 1EA

Specifications

Capacity [Max]=0.315 in
Capacity [Min]=0.012 in
Chuck Size=8 mm
Housing Diam=1.46 in
Mounting=Jacobs 2JS
Overall Length [Max]=2.91 in
Overall Length [Min]=2.64 in
Type=Keyless Chuck
Wt.=14 oz