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ATORN collet chuck with planar contact face BT40 (ISO 7388-2) ER25 A=70 mm

ATORN collet chuck with planar contact face BT40 (ISO 7388-2) ER25 A=70 mm

ATORN collet chuck with planar contact face BT40 (ISO 7388-2) ER25 A=70 mm
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Item no: 1021533 004 

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Available in 4-6 working days.

Application
For clamping tools with straight shanks in collets, DIN 6499 shape A and B.

Execution
  • Pre-balanced G6.3/25,000 rpm
  • Precision version
  • External and internal cone polished
  • High concentricity

Advantage
  • Positive-locking planar contact face for increased rigidity and vibration damping
  • Extends the service life of cutting tools

Delivery
1x BT30 collet chuck (ISO 7388-2); incl. clamping nut

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The previous standard JIS B 6339 MAS BT was superseded by ISO 7388-2.

Brand: ATORN
Tool holding device: BT 40
Form: JD
Collet type: ER 25 (430 E)
Projecting length (A): 70 mm
Outer diameter (D): 42 mm
Min./max. clamping range: 2-16 mm
Coolant supply: Internal
Balancing quality: G 6,3 at 25000 rpm
Concentricity tolerance: 5 µm

ATORN-No.: 21981097

EAN no.: 4050293647020

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