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Hydro expansion chuck
Hydro expansion chuck - 1
Hydro expansion chuck - 2

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Hydro expansion chuck

In accordance with ISO 7388-2 (JIS B6339/MAS-BT); short and slim version

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Available in 20 versions

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Application

For clamping drill bits and milling tools with straight shank.

Execution

  • High clamping forces.
  • Axial longitudinal adjustment.
  • High-precision centric clamping.
  • Excellent shock absorption.
  • Standard tool changes as with expansion chucks, no need for auxiliary equipment.
  • Variable applications when used with reducer bushings.
  • With Balluff chip hole.
  • Capable of clamping all standard shank types.

Advantage

  • High torque transfer.
  • Good surface qualities.
  • Suitable for high rotation speeds.
  • Excellent vibration-damping properties.
  • Longer service life of cutting tools.

Notes

The previous standard JIS B 6339 MAS BT was superseded by ISO 7388-2.

Delivery

1x hydraulic expansion chuck, short heavy-duty version BT40 or BT50 (ISO 7388-2).