Power Chucks, Closed Centre

Power Chucks, Closed Centre


SMW-AUTOBLOK Workholding Pvt Ltd offers Closed Centre Power Chucks, Models AN-D (inch serration) and AN-M (Metric serration). These are high precision power chucks, Ø125-400 mm, with closed centre and 2 and 3 jaws (4 jaws only Ø 400 mm).

Standard equipment:

  • 2-, 3- or 4-jaw chuck
  • 1 set T-nuts with bolts
  • 1 set soft top jaws
  • Mounting bolts
  • Grease gun


Ordering example: 3 jaw chuck AN-D 210/A6 or 2 jaw chuck AN-M 250/Z220. SMW-AUTOBLOK is a worldwide operating Group with production plants in Meckenbeuren, Germany and Caprie, Italy equipped with the most modern machines. When workpieces are turned, milled, drilled or ground a secured grip is necessary, with high accuracy. This is essential so that the increasing power of the newest CNC-machines can be transmitted safely to the workpieces without any loss. This link between machine and workpiece is provided by SMW-Autoblok. The company’s workholding is used in all kinds of industries worldwide where a secure grip is necessary. These products are used in the machine tool industry for automotive and aerospace applications, in medical, printing and the oilfield industry, as well as for ship and agricultural machine production.

  • For chucking parts, external or internal clamping
  • Suitable for vertical machines
  • AN-D – master jaws with inch serration (1/16" x 90°, 3/32" x 90°)
  • AN-M – master jaws with Metric serration (1.5 mm x 60°) (suitable for Japanese jaws)

  • Gripping force transmission via wedge hook
  • Sealed against swarf and chips
  • Case hardened body to assure greatest precision and long chuck life

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