Original Bosch collet and nut set (Bosch part no. 2608570102 / 2 608 570 102) — a precision clamping assembly for Bosch plunge and fixed routers. It accepts an 8.0 mm cutter shank and is secured with the included locking nut (wrench flats 19 mm) so you get accurate, concentric holding and consistent bit runout.

Fits a range of Bosch routers in the GOF and POF , including GOF 900, GOF 900 A, GOF 900 ACE, GOF 900 CE (and GOF 130 / GOF 1250 series listed by some parts references), as well as POF 800 ACE, POF 1100 AE, POF 1200 AE, POF 1300 ACE and POF 1400 ACE — check your router’s collet diameter if unsure.

Made to the original Bosch specification and supplied as the collet plus locking nut, this part replaces worn or damaged clamping hardware to restore safe, vibration-free routing and precise edge/slot work. Install with the 19 mm spanner to the torque your router manual specifies.

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Replacement collet & nut. Suitable for the following:-Bosch GOF900A, POF1100AE, 300ACE