NF E 25 511 DIN 6908 M3 M30 Spring Steel Galvanized Conical Knurled Spring Washers

Q: Are you manufacturer or trading company ?
A: We are manufacturing company.

Q: Can I visit your factory ?
A: Yes we warmly welcome customers to visit our factory.

Q: Do you offer OEM service ?
A: Yes, we offer OEM & ODM services for our customers, for we have the most advanced technologies in both designing and manufacturing.

Q:What tests can you do?
A:We can do Tensile Strength Test, Flattening Test, Zinc Thickness Test, Uniformity of Zinc Test, Adhere of Zinc Test, Threading Test, Alignment of Axies of Thread test, Tightness Test, Pressure Test ect.

Q: What is your payment term ?
A: T/T and alibaba order are both available for us.

Q: Do you provide free samples ?
A: Yes, sample is free, but customers should pay the shipping cost by courier company.

Q: How to send an inquiry ?
A: It will be best if you have drawings with full sizes; Material & grade; Surface treatment; Quantity demand. etc.