Waterproof Washers for Roofing M4.2 x 12 mm

Waterproof sealing discs are smooth, hard and thick, workmanship, sealing. Easy to use. Very lightweight, these washers have a shape that allows water to flow and the rubber part is thick enough to ensure the tightness of the tightening. Resistant to long-term aging, resistant to UV rays and ozone, weather-resistant, robust, passable, heat and frost-resistant, as well as easy to treat in construction areas and fire resistant. It is a suitable fastening detail, which you need to carry out your daily activities. Item Specifications: Name: Sealing Washers Size: 0.5 x 12 mm. Inner diameter: 0.5 cm. Outer diameter: 12 mm. Thickness: 2 mm. Material: Stainless Steel 304