Four-jaw lathe chuck steel with recessed mount DIN 702-4

Article no.: 312505
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  • Gear scroll drop-forged, balanced, and hardened.
  • Flanks of scroll and of jaw serrations are ground.
  • Weight-reduced body of steel.
  • High concentricity.

Drop-forged, resulting in a long working life and suitability for high speed machines.


For machine spindles with recessed centring mount or for mounting using a flange.


DIN 702-4.



Supplied with:

1 set = 4 hardened inside jaws, stepped on the outside.
1 set = 4 hardened outside jaws, stepped on the inside.
1 clamping wrench and fastening screws or studs depending on the chuck.

Optional extras:

For spare and additional jaws see No. 314100315300. For swarf protection see No. 312800.


DIN 702-4 satisfies the old standard DIN 6350-1.

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