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ER Single-Angle Standard Collets

  • Provides approximately 2:1 grip advantage.
  • Wide clamping range for all drilling applications.
  • ER8 and ER11 0,5mm (.20") range of collapse.
  • ER16, ER20, ER25, ER32, and ER40 1mm (.040") range of collapse.
  • Available in both metric and inch sizes.
  • Manufactured to DIN 6499 Class 2 accuracy

Collet Diagram