ER-Precision collet | stainless steel ER25 | 430ESP | < 5 µm | Ø 7,0 - 6,5Rustproof 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

Surface roughness Ra < 0

- Double-clamping via two mobile and one fixed jaw

For the coolant supply through the centre of PSK toolholders

Especially in operations in toolmaking and mould making

for KEMMLER precision collet chuck ER

without a tool

For gauge-accurate working and controlling

For the storage of collet chuck

Without wrench

Hydraulic or manual clamping

• runout accuracy: = 0

4 und 5 mm = h4