Are you looking for a professional and practical flat washer gasket? , ! Our flat washer gasket must meet your needs. This flat spacer is made of nylon, brass, zinc plating and plastic material, and sturdy for long-lasting use. Fine workmanship practicality and durability. Features -Color:Assorted Color -Material:Nylon, brass, zinc plating, plastic -Size:2.00X2.00X0.10cm/0.79X0.79X0.04in -Size:12.60X6.80X2.20cm/4.95X2.67X0.86in -Size:2.00X2.00X0.20cm/0.79X0.79X0.08in - Combination of nylon, brass, and zinc plating for durability, not easy to break. - O-ring can prevent loosening and leakage. Suitable for a wide range of mechanical equipment. - Provides excellent strength and durability, ensuring that the washer set can withstand heavy use. - The perfect accessory to upgrade your mechanical equipment's performance and reliability with a single product. - Stable characteristics, high performance and in great reliability, simple, easy to install. Package list: 70 x M10x20x1 nylon washers 15 x M10x20x2 nylon washers 25 x M10x20x2 zinc plating washers 10 x M10x20x1.5 brass washers 1