Chain knocker Spider 250 R 1", for use in pipe rehabilitation

- Thread size: 1"
- Application range: DN 150-400
- Rasp centering
- LINK CHAIN ​​SET DN 300, 7 links x 3
- TIMING CHAIN ​​SET DN 300, 5 rollers x 3
- incl. middle cutting edge
- incl. ceramic nozzle inserts
- Guide carriage, including extension skids DN 400
- Reflector: 4xM10x1
- Rotation: 3xM10x1
- Beam angle: 25°/90°
- 175 liters/min.
- Weight: 26 kg

The large combination chain knocker Spider 450 for working diameters from Ø 250 to 900 mm for clean and efficient removal of various Deposits such as limescale, concrete slurry, roots, etc. in sewer, water, and oil pipes. The linear design ensures easy Handling. Changing from roller chains to link chains, for example, is quick and easy. Centering devices protect the nozzle as it passes through the pipe. In addition, they ensure a uniform working distance to achieve consistent pipe cleaning. The professional SPIDER series chain cutters are used to clear pipes of roots and other debris. A SPIDER is also ideal for preparing for renovation work.