Bosch GDE MAX Professional SDS Dust Guard for virtually dust-free chiselling. Enables clean and tidy work, reduces cleaning times, and improves user & acute safety protection. For added convenience and flexibility, it can be quickly and easily adapted for various working positions, allows for changing chisels without dismounting the dust extraction unit, and is designed for use with the Bosch Click & Clean System. Its compatibility with all SDS max hammers guarantees universal use.