- Material: Stainless steel, carbon steel, and so on
- Standards, include DIN, DIN, ANSI, GB
- O-ring is forced downward and outward
- Additional cushioning between the grip and bushing
Sealing screws
Yuhuang – Manufacturer of sealing screws. Yuhuang manufacturers many types of fasteners including screws, bolts, nuts, wrench and more. We offer a wide variety of silicone switch covers and sealing hardware, including a complete line of reusable, self-sealing fasteners and sealing washers. Custom design screws are available.