ER-Precision collet | stainless steel ER25 | 430ESP | < 5 µm | Ø 13,5 - 13Rustproof 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

Coolant nozzles lockable for tools with internal coolant

For d = 60 only with four fi xation screws according to DIN 912

T-nuts 18mm

Collet chucks and wrenches to be ordered separately

- digital display with moving bar

For setting the tool in the HKS collet chucks

Plug gauge sizes according to DIN 2245

- Parallelism to driver grooves < 0

DIN 1835 form A+B+E and DIN 6535 form HB+HE

- Maximum concentricity <0

With balanced clamping nut

High flexibility: Large holding capacity up to –1 mm