General description This vhbw drilling nozzle is a clever solution for your Kärcher WD 3 Premium and WD 3 S V-17/4/20 vacuum cleaners. It effectively captures dust and dirt while drilling, ensuring that walls and floors remain clean. The nozzle is easy to attach to the vacuum hose and can be adjusted to fit the diameter of the suction pipe. Technical specifications Length: 17.8 cm Thickness: approx. 600 mm Attachment dimensions (width x height): 12.4 x 10.2 cm Dimensions of operating part of attachment (width x height): 9.1 x 8 cm Drill hole diameter: 12.3 mm Colour: matt black Weight: 102 g Compatibility and accessories Compatible with Kärcher WD 3 Premium Compatible with Kärcher WD 3 S V-17/4/20 Replacement for Kärcher 2.863-234.0 Installation Attach the nozzle to the vacuum hose. Adjust the nozzle diameter to fit the suction pipe by turning it into place. Place the drilling recess of the nozzle over the desired drilling point and switch on the vacuum cleaner. The attachment will