Product name:   Carriage Bolt,Square Neck Bolt,Round Head Bolt,

Material: Carbon steel Q235/45#,  stainless steel

Grade: 4.8,  8.8, 10.9, 2,  5, SUS201,SUS304,SUS316 (A2-70,A4-70,A4-80)

Standard:   DIN603,ASME B 18.5,ISO 8677,and customized

Size: M5-M20      10#-1/2"

Surface Treatment :  Black, Zinc plating(Clear/Blue/Yellow/Black), HDG(hot dip galvanizing),Geomet,Magni...

Application: Machinery,Building,Photovoltaic,Car,Railway etc.

Customized: 

• Unlimited order quantity

• According to the demand of customers, according to drawings or samples production.
   

  If customers purchase a wide range of products, we can help customers to achieve one-stop procurement, for customers to save procurement costs.
  
  Our advantages are: resource integration, reasonable price, high quality, fast delivery.