Product Description：
Product Name:Internal Serration / External Serration Lock Washers
Material: 304 Stainless Steel
Standard: GB/T
Size: M3 M4 M5 M6 M8 M10 M12 M14 M16 M18 M20 M24
eg: M3，Inner diameter =3mm.
For more specifications, please contact us, welcome to customize.
The data is for reference only, please prevail in kind!
Quantity: According to your choic
Packaging: plastic bag / carton
Customer service online time：
Our working hours are from 8:30 am to 17:30 pm Beijing time Monday to Saturday，(excluding Chinese holidays and special circumstances).
If the customer service does not reply to the message in time, please be patient, we will reply you immediately when we see the message.
Issue Resolution：
If you encounter any problems with your order, we are here to help. Please reach out to us, and we will do our best to address and resolve any issues in a timely manner.
