2) Standard:DIN125,DIN127,ISO,ASME/ASTM,JIS,BS,non standard,etc

3) Material:Brass,copper,bronze(H59,H62,H68,etc)

4) All head types and sizes are available

5) Packing:Export Packing (Carton/ Pallet).also according to customer`s requirement

6) Function:Widely used in electrical parts,transformer,valve,pipe,etc.

We have our own factory in Shangdong Province  ,one of the biggest manufacturer in China. We have advantaged technologh,and can product the different copper washer  professionally ,OEM service is available .Please tell us the drawing or your requirement . For more information ,please contact us freely .