Washer

The main purpose of a washer: to pair with a screw or bolt or nut to increase the durability of the system. 
Feature 1: Wide range of inner and outer diameters and thickness options, 1mm, 2mm, 3mm, 5mm.
Feature 2: Compared with ordinary washers, metal washers will not cause the washer to dent after being screwed in by the connecting piece due to locking, causing the bolts to loosen.
Feature 3: Compared with ordinary stamped washers, metal washers have greater friction with the mounting part and can prevent loosening.
Feature 4: Can be applied with various surface coatings (such as Jumet, Dacromet).