High-quality materials: The countersunk head screw gasket is made of pure copper, which is not easy to rot,, and oxidation.
Match: Countersunk screw washer has standard concentricity, smoothly exterior, concentric,so that it can precisely matched and the bearing exterior of the bolt is large, and the lock is firmer.
Much quatity: There are total 50pcs M3~M6 4 kinds of different specifications countersunk screw washer to select, which has enough quantity to meet your needs.
and lightweight: These screw washers are small in size, light in weight and easy to install and use.It can be installed on many different types of materials. Wide range of applications.
High quality: The production and manufacturing of the product follow strict product quality control standards, the product quality is reliable, the performance is stable, and you can rest assured for a long time use.