• Top quality copper material, melting point up to 1083 degree centigrade
• A sump plug washer set to suit all types of engines be it Car, Marine, Generators, Machinery and Plant
• High performance, meets or exceeds OEM standards, 100% tested before shipping
• Kindly do not hesitate to contact us back in the future if you feel that you need further assistance
• Package Included: 200pcs x copper washers; 1pcs x case as pictures displayed

1. How can I get sample?
1) Sample fee will be free if we have in stock, you just need to pay the shipping cost is OK.
2) The sample of your own design needs to pay for the mold set up charge, Samples production takes 5-7 working days after set up charge received & size drawing approval.
2. How can I get the quotation?
1) Detailed drawings ( CAD/PDF/DWG/IGS/STEP/JPG files available )
2) Material requirement.
3) Surface treatment.
4) Quantity (per order/per month/annual).
5) Any special demands or requirements, such as packing, labels,delivery,etc.
3. How to pay for the order?
1) Alibaba Trade Assurance
2) Paypal
3) TT
4) L/C
4. What's the lead time?
Sample: within 10 days.
Mass Production: within 10-25 days after payment down.
Rush Services AvailableSample: within 10 days.
5. What is the shipping method?
Most of the goods were sent out by international airway express company like DHL, UPS, FedEx, TNT.
Usually takes around 3-5 working days (door to door service), We also can arrange shipment via seaway.
6. I want to keep our design in secret, can we sign NDA?
Sure, we will not display any customers' design or show to other people, we can sign NDA.