Onderlegring: roestvrij staal, Europese norm nr. 1.4305 (American Standard Series 303), mat gestraalde afwerking. 2,5 mm dikte. 10 mm buitendiameter. 4 mm binnendiameter.
| Brand | JW Winco |
| Exterior Finish | Stainless Steel |
| Material | Stainless Steel; European Standard No. 1.4305 |
| Material | Stainless Steel; European Standard No. 1.4305 (American Standard Series 303); Matte Shot-Blast Finish See more |
| Metal Type | Stainless Steel |
| Washer Type | Flat |
