Extremely lightweight and compact dust extraction for dust-free drilling in concrete, stone, and masonry. Simple, tool-free mounting to the cordless hammer KH 18 LTX BL 24 Q. Ideal for working overhead or in dust-sensitive areas. Health-friendly working due to HEPA filter for the smallest dust particles. Precisely adjustable for different drilling depths and drill lengths. Tool-free exchangeable extraction head with low-wear brushes. 3 seconds follow-up time to extract residual dust from the drill hole. Easy to empty, transparent collection container, suitable for approximately 160 drill holes of 6 / 40 mm. 100% drilling performance with active dust extraction thanks to a drive by its own motor.