Spring steel Serrated lock washer internal or external teeth ring

Product name: Serrated lock washer, external teeth(DIN6798A)	Product standard: DIN6798A
Our company standard:	Material: Spring Steel Stainless Steel
Size: 3mm-30mm	finish: Black, Phosphated,(Zinc Plated), plain,dacromet coating,

FAQ:

Q: Are you trading company or manufacturer ?

A: We are factory and OEM are available.

Q: How long is your delivery time?
A: Generally it is 7-10 days if the goods are in stock. or it is 20-30 days if the goods are not in stock, it is according to quantity.

Q: Do you provide samples ? is it free or extra ?
A: Yes, we could offer the sample for free charge but do not pay the cost of freight.

Q: What is your terms of payment ?
A: 30% T/T in advance ,balance before shippment.