Tapping collets ER

Catalog-No.
4308
  • for clamping threading tools with square shank in synchro tapping chucks or collet chucks
  • smaller Ø 4mm are clamped with collet, art. no. 4307 without sq. drive
  • tightening torque see clamping nuts art. no. 4306
  • clamping ranges:
    ER16: Ø 4.5 – Ø 8.0
    ER20: Ø 4.0 – Ø 11.0
    ER25: Ø 4.5 – Ø 12.0
    ER32: Ø 4.0 – Ø 20.0
    ER40: Ø 7.0 – Ø 22.0
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