ER-Precision collet | stainless steel ER32 | 470ESP | < 5 µm | Ø 7,5 - 7,0Rustproof Stainless steel 1. 4021 x 20Cr13 HRC 43 47 Longer lived than standard collets Higher repeat accuracy Maximum concentricity <0,005mm Honed collet boring Especially suitable fore wire EDM

For internal machining with boring bars

For sealing tools with internal cooling in collet chucks

Toolholders suitable for induction-

All holders are made of forged steel

- Honed collet boring

ER-system with spray nozzles

For sealing the spindle of the turret

Collets sealed with seal for IC DIN 6499 B (ISO 15488 B) ER-system

- Higher repeat-accuracy

longer tool life

For the chucking of quick change adaptors for taps

Only nominal size d can be clamped