Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(NINGBO), one Thread rolling machine factory(NINGBO), one Heat treatment furnace factory (SUQIAN) and one Electroplating equipment factory(WUXI).

We have more than 30 years experiences in supplying all kinds of fastener equipment, such as Bolt Maker, Nut Maker, Cold Heading Machine, Thread Rolling Machine, Wire Drawing Machine, Heat Treatment Furnace and Zinc Plating line, etc. to customers all over the world. 

With our reputation increasing and our team becoming more professional, we have experienced a significant growth in business during the recent years. Nowadays, more and more reputed companies compete in a long-term cooperation with us.

We abide by the principles of honesty, credibility, and mutual-benefit. Our motto is “ONCE BUSINESS, FOREVER FRIENDS”, we will do our best to serve clients at home and abroad. Due to our top-notch professional knowledge and rich trad experience, we have seen our market developing ability and actual business growth with an increasingly faster pace. We sincerely look forward to working with you. Let's build a great future together!

High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.

Trimetal Composite Contact Cold Header can make six different metals be compounded together under cold state to produce composite contacts according to the technique requirements. Its working process includes the following steps: Sending two different kinds of metal wire into the machine firstly, transmitting them into the mould after being cut off. Then by two times upsetting process, the two kinds of metal become the composite contacts. Finally, the products retreat from the mould and enter into the finished product box.

Place of Origin: China
Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases

high quality hydraulic forging press bolt making machine power hammer cold forging machine

Place of Origin: China
Application: Machinery & Hardware & Others
Condition: New
Video outgoing-inspection: Provided
Machinery Test Report: Provided
Marketing Type: Ordinary Product
Warranty of core components: One Year
Brand Name: Rainbow
Voltage: 380V
Warranty: One Year
Applicable Industries: Manufacturing Plant, Machinery Repair Shops, Other.
Packaging Details: Plywood Cases

high quality hydraulic forging press bolt making machine power hammer cold forging machine

high quality hydraulic forging press bolt making machine power hammer cold forging machine

high quality hydraulic forging press bolt making machine power hammer cold forging machine

high quality hydraulic forging press bolt making machine power hammer cold forging machine

high quality hydraulic forging press bolt making machine power hammer cold forging machine

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price

Multi stations Metal Forging Machinery Cold Header Heading Machine Screw Making Machines cold heading machine price