Basic Info.
High Quality Internal Square Washer and Flat Washer Supplied! 
Origin: Yueqing, Wenzhou, Zhejiang, China
Brand Name:   as customer's requirement 
Surface treatment: Plain, Black, Zinc Plated(ZP), Yellow Zinc Plated (YZP)and Hot DIP Galvanizing(H. D. G. ), Dacromet, Nickel Plated, Brass Plated. 
Standards: DIN, BSW, JIS, ASME and ANSI, Non-standard, Customized Size or Drawing. 
Packing: Small box/Carton, Cartons Bulk/Pallet, Gunny Bag, Customized Packing Accepted.
Product Description
The Free Samples can be Sent to You as Requested!!!
1.Flat Washer

1) Standard: DIN, BS, IFI, JIS, ISO,GB,ANSI,ASME,Non-Standard
2) Size: M3-M76
3) Material: Carbon Steel, Alloy Steel, Stainless Steel, Brass, Aluminum, etc.
4) Finish: Zinc Clear, Zinc Yellow, Black, Nickel-plating, Tin-plating, Chrome- plating, Dacromet,
Mechanical Galvanizing, Hot-dip Galvanizing.etc.
5) Shape: Round, Square, Curved, Taper, Cup, Bowl or according to your request.
6) Surface Condition: remove all burs and sharp edges.

2.Spring Washer
1).Material: steel, Carton steel, Aluminum, Brass/Copper,Brass alloy,Aluminum alloy etc
2).Surface Treatment: Zinc-plating, Zinc Yellow, HDG., Nickel-plating et c
3).Size: all sizes
4).Thickness: 0.5mm-6mm
5).Certification: ISO:9001

3.Lock Washer
1).Size: 3mm-30mm  or  as customers' requirements
2).Standards: DIN6797J ( As Per Request )         
3). Material:  As Per Request
4). Hardness: HRC44-52
5). Surface tratement:   Black, Phosphated,(Zinc Plated), plain,dacromet coating,  electrophoretic coating
 
Our Services 
1. Rich experience in ODM  and OEM  
2. Excellent One-stop service
3. High Quality Precision Customized forging & Casting services
4. The best price
5. Strict quality control
You are warmly welcomed to send us any enquiry about fasteners and visit us any time!
Our products have being service in more than 20 countries power system, we focus on Eelectric power more than 20 years.
Hope we can establish a good business relationship in the future. we will supply professional technology and good service to you in the first time.