NW water pipeline spotting drill for cast iron, steel and asbestos cement pipes. One of the first on the Polish market. Used mainly in water supply systems.
National Hygiene Institute Warsaw.
Threaded connection acc. to PN-EN 228-1.
Requirements and tests according to PN-EN 1074 – 1 and 2
- Drilling under pressure using a drilling machine.
- Universal foot design for two diameter ranges DN80-100 and DN150-300.
- Stainless steel clamp fully lined with rubber.
- Internal and external corrosion protection by epoxy powder paint RAL 5005 with a thickness of min. Epoxy powder paint RAL 5005 with minimum thickness 250μm and 3kV resistance.