DIN6798A Serrated External Tooth Plain Locking Washer

A letter for customer

Dear customers,

Hope you are having a nice week.

I'm Tracy from Suzhou industrial park Hong Yi standard fasteners. We are the manufacture of fasteners like screws（Non-Standard Fasteners

，Slotted Head Set Screw，Socket Set Screw）, nuts and washer in China over 18 years and has own factory.

Only a few companies can provide high quality fasteners in Jiangsu. However our company is one of them.

Maybe you want to ask why our company can do best.

The answer is simple. The outstanding talents of the fastener industry are concentrated in our company

Such as the leader of purchasing, Mr.xie. He has been worked in this career over 30 years with so much resource. Whatever you want, He can provide. The leader of engineering department, Mr.Hu is excellent,   too. He is an expert in fasteners, who can support in every item. Whatever you faced, he can solve. The leader of production, Mr.Chang. He has strong ability and good at coordination. Under his leading, our factory improves efficiency greatly and shortens the delivery time.

Maybe you want to ask why these superb people choose to join in our company.

Because there is an extremely outstanding people attracting and leading them. This person is our boss, Mr. Zeng.

Mr. Zeng has been involved in this industry for more than 30 years, and has established the concept of seeking truth, being pragmatic, and taking responsibility in upright since the beginning of the factory. Over the years, he has insisted on developing the company into a respected fastener company and achieved great results.

He has always told us that people should not forget their own original intentions. Therefore, when operating Ali stores, we will never defraud the transaction volume through fraudulent methods such as brushing orders. The pictures and quality of the products are also the same as our real ones。His charisma attracts a steady stream of talent to our company. Many customers choose our company for him , too.

Besides，our company has passed the standard of ISO9001 international Quality System and we owned a complete of ERP management system and quality control system. Our engineer will inspect each products and our sales team will help you solve all fastener questions and shipping questions.

So, Hong Yi is your best choice.

Washer types

Most washers can be categorized into three broad types;

• Plain washers, which spread a load, and prevent damage to the surface being fixed, or provide some sort of insulation such as electrical
• Spring washers, which have axial flexibility and are used to prevent fastening or loosening due to vibrations
• Locking washers, which prevent fastening or loosening by preventing unscrewing rotation of the fastening device; locking washers are usually also spring washers.

Q1.Can you provide customization service?

A. Yes, GUBAO initially manufactures standard bolts, nuts, screws, but in the past 11 years, GUBAO has already developed successfully 580 customized parts in different sizes .

Q2.What types of customized parts do you provide?

A. GUBAO provides cold heading parts, hot forging parts, stamping parts, machining parts, sheet metal parts, cold working parts, Zn-Al Die casting parts ,powder metallurgy parts ,and other customized parts.
GUBAO is capable of providing customized parts not only with single-process ,but also with a variety combined crafts.

Q3.Does every customized part need mould fee? 

A. Not all customized parts cost mould fee. For example, a turning part does not need a mould yet requires the appropriate tools and fixtures. GUBAO spends labor costs in making samples , therefore charges certain sample fees.It will be returned after placing an order.

Q4.Where are your factories, can I have a visit? 

A. GUBAO has its factories. You can visit the corresponding factories depending on the products to be purchased. Please feel free to visit our factories and give guidance. We can pick you up at the nearest airport or train station.

Q5.Can you provide free samples?

A. Yes, for the standard fastener,if on stock,we can provide free samples. Please kindly understand that we charge certain fees for customized samples before making.