

Please note that any Festool items that are out of stock will not be delivered to customers until January 2026. If you would like to know if an item is in stock before ordering, please contact us via email and we will get back to you ASAP during our working hours. Please note that this is a universal situation for all Festool suppliers during the holiday period.
Bosch 160021007J
O‑Ring
A genuine Bosch OEM O‑Ring, part number 160021007J, crafted to seal the dust extraction box on Bosch random orbital sanders. This ensures reliable dust containment and prevents air or debris leaks, key for maintaining efficient sander performance. Manufactured from durable, resilient rubber—likely nitrile or similar—chosen for flexibility and extended sealing performance & Designed in a circular profile, optimized to fit Bosch’s dust box groove precisely for a snug, low-profile fit.
Compatible with a machine like
PEX 300 AE
PEX 400 AE
and PEX 4000 AE