NORAZE Brass Countersunk Washer/Brass Fish Eye Washer/Solid Recessed Countersunk Screw Washer Metal Meson M3 M4 M5 M6 (Size : 20pcs M4x10x2.5)

Can be installed on many different types of materials. Wide range of applications. The countersunk head screw gasket is made of pure copper, which is not easy to rot, moisture, and oxidation. This screw washer is precisely matched, and the bearing exterior of the bolt is large, and the lock is firmer. These screw washers are small in size, light in weight and easy to install and use. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness.