2610014582 supersedes older part numbers: 2615297355

Genuine Bosch collet nut 2610014582 — a direct replacement collet nut designed to secure the collet and accessory in Bosch/Dremel rotary tools. It restores proper bit retention and is the same style nut used on many compact rotary and GRO cordless models.

Example compatible models : Dremel / Bosch 300, 395, 4000, 4300 and Dremel rotary tools such as 3000 and 4000; it’s also listed for GRO 10.8 V‑LI (Type  3 601 JC5 000). Cross refence with the 10 digit product code to confirm fit, alternative part number listed is : 2615297355.

This is the genuine Bosch replacement listed in Bosch power tool spare parts listings; its manufacturer item/EAN reference appears as 2610014582 / 4059952321912. It installs the same way as the original collet nut so you can replace a worn or damaged nut and regain a secure, wobble‑free bit hold.