The DEWALT DWH051 Chiselling Dust Extraction System is compatible with all DEWALT SDS Max / 19mm HEX combination hammers and breakers. Accepts any DEWALT pointed, flat chisels and bushing tools. Compatible with all professional dust extractors. It has an impact resistant and flexible body for maximum durability and long-life. Quick and easy to fit thanks to the quick-release system and tool-free connection. Supplied with 3 different length flexible nozzles for optimum dust extraction.