Ring nuts
- Art. 582
- Cast
- Stainless steel A2: For indoor and outdoor use exposed to direct weathering and for use in damp rooms (e.g. kitchen and bathroom)
- Art. 582
- Stainless steel A4: For indoor and outdoor use exposed to direct weathering and for use in damp rooms, acid-resistant
- DIN 582
- Galvanised: For indoor and outdoor use without exposure to direct weathering but not a substitute for stainless steel
- Electrogalvanised
- C 15
- Similar to DIN 582