4.8 Grade Galvanized Iron Flat Washer M3-M40 Oversized Metal Screw Gasket Washer

This high-quality flat washer is crafted from 4.8 grade galvanized iron, ensuring both durability and resistance to corrosion. Designed for use with a range of thread sizes from M3 to M40, it serves as an ideal oversized metal screw gasket washer. Its robust construction ensures that it effectively distributes load and reduces wear on surfaces during assembly, making it perfect for both industrial and DIY projects. Standard No.: GB93-87 Manufacture country: China Instructions included: No