The PLAIN WASHER M20 – ID21.0 OD37.0 Thk4.0 GR 8 is a high-quality fastener designed for durability and reliability. Featuring a PLAIN finish, this fastener offers superior corrosion resistance and performance in demanding environments.

It is commonly used in construction, mining, manufacturing, and other industrial applications where secure fastening is critical.

Size: M20 – ID21.0 OD37.0 Thk4.0
Coating: PLAIN
Standards: ISO 7416 / ISO 7090