Place of Origin
Beijing, China
Model Number
custom washers
Product name
High Precision Galvanized Steel Metal Washer
Materials
Zinc, aluminum, copper, steel, powder coating, etc.
Surface treatment
Electric plating,powder coated,sand blasting,lacquer
Process
Punching, stamping, bending, riveting, etc.
Certification
ISO 9001:2008, SGS, RoHS