Tapping collets ER with seal and cooling channels ER20 | 428GC | < 15µm | 8 x 6,2Application: For machines with rigid tapping. For safe clamping of taps.

With clamping screws

For sealing tools with internal cooling

Retaining screw for mounting of face mills arbors

For sealing tools with internal cooling in collet chucks

With drivers

Tensile strength in the core of min

For mounting straight-shank tools in collet chucks DIN 6391

DIN 1835 form A+B+E and DIN 6535 form HB+HE (larger than Ø 20 mm only with reduction sleeve)

With adjustable spray nozzle and shim

5 with h4-tolerance and Ø 6 – Ø 32 with h6-tolerance4

- Longer-lived than standard collets

All functional surfaces fine machined