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Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
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Difference between hot dip zinc and hot dip galvanising

Hot-dip zincing and hot-dip galvanising are two different processes for corrosion protection of metals, with hot-dip zincing usually providing better ...

What is Cold Forging – Cold Forging Process, Materials, Uses, Advantages & Disadvantages

Analysis of the principle and function of spring washers

In all kinds of mechanical connections, the anti-loosening of bolts is a very important link, and there are many ways to prevent loosening of bolts in...

High speed installation cold forging machine bolts and nuts making machine for screw

Working principle of nut tapping machine

Nut tapping machine is a kind of machining equipment that processes internal threads, screws or teeth buckles on the inner side of the holes of variou...

Max diameter one key molding nut drilling machine 2 spindle nut tapping machine

Nut tapping machine is a kind of mechanical processing equipment that processes internal threads, screws or teeth in the inner side of the holes of th...

Hot popular Cold Forging machine bolt forming machine with inveter for good design

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

What's self-tapping screw?

Self-tapping screws: similar to machine screws, but the threads on the screw for special self-tapping screws with threads. Used to fasten the connecti...

China factory price and Advanced Automatic Screw Maker Thread Rolling Machine

Product Descriptionview more >>Frequently bought togetherHigh Speed Thread Rolling Machine Factory Price Thread Roller Hot Sale Thread Machine$4,800.0...

hot forging furnace induction heating machine ipsen furnace mesh belt

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China. We have invested one Cold former factory(...

Keywords : High Precision

China Rainbow High Capacity M16-M20 Nut Spare Parts Making Machine manufacturer

Rainbow High Capacity M16-M20 Nut Spare Parts Making Machine

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

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China 2025 Rainbow Automatic Screw Cold Heading Machine manufacturer

2025 Rainbow Automatic Screw Cold Heading 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

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China Long stroke RNF 14B-6S-25 Screw Making Nut and Bolt Former with PKO manufacturer

Long stroke RNF 14B-6S-25 Screw Making Nut and Bolt Former with PKO

The company covers an area of 15,000 square meters, has 30 years of cold heading machine production history, is the first batch of production of cold machines in China

The old factory. Through the continuous improvement of technology and the introduction of foreign advanced technology, the multi-station cold heading machine and cold heading die are manufactured

Compact structure and high rigidity, easy operation and maintenance. The use of this equipment can simplify the production process, improve the efficiency and material benefit

The rate is as high as 88-91%, the precision is high, the strength is good, and the economic benefit of the enterprise is remarkable.

The main models of cold heading machine are: standard cold heading machine, six-mold bearing cold heading machine, multi-station elongated cold heading machine, screw and nut forming machine, gear drum type large cold heading machine, etc., can be customized and installed according to customer requirements.

The production of cold header is used in automotive, aerospace, mechanical basic industry parts (such as chains, fasteners, bearings,

Socket wrenches, tools, screws and nuts) and other types of standard parts, shaped, complex non-standard parts of cold extrusion, a wide range of applications. Our company as the production of cold heading machine, multi-station cold heading machine, screw and nut machine professional manufacturers, advanced equipment, excellent technology, excellent product quality, comprehensive after-sales service.

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China Customized Six Station RNF 14B-6S-25 Screw Making Nut and Bolt Former with tooling manufacturer

Customized Six Station RNF 14B-6S-25 Screw Making Nut and Bolt Former with tooling

The company covers an area of 15,000 square meters, has 30 years of cold heading machine production history, is the first batch of production of cold machines in China

The old factory. Through the continuous improvement of technology and the introduction of foreign advanced technology, the multi-station cold heading machine and cold heading die are manufactured

Compact structure and high rigidity, easy operation and maintenance. The use of this equipment can simplify the production process, improve the efficiency and material benefit

The rate is as high as 88-91%, the precision is high, the strength is good, and the economic benefit of the enterprise is remarkable.

The main models of cold heading machine are: standard cold heading machine, six-mold bearing cold heading machine, multi-station elongated cold heading machine, screw and nut forming machine, gear drum type large cold heading machine, etc., can be customized and installed according to customer requirements.

The production of cold header is used in automotive, aerospace, mechanical basic industry parts (such as chains, fasteners, bearings,

Socket wrenches, tools, screws and nuts) and other types of standard parts, shaped, complex non-standard parts of cold extrusion, a wide range of applications. Our company as the production of cold heading machine, multi-station cold heading machine, screw and nut machine professional manufacturers, advanced equipment, excellent technology, excellent product quality, comprehensive after-sales service.

More
China Customized Six Station Screw Making Nut and Bolt Former with tooling manufacturer

Customized Six Station Screw Making Nut and Bolt Former with tooling

The company covers an area of 15,000 square meters, has 30 years of cold heading machine production history, is the first batch of production of cold machines in China

The old factory. Through the continuous improvement of technology and the introduction of foreign advanced technology, the multi-station cold heading machine and cold heading die are manufactured

Compact structure and high rigidity, easy operation and maintenance. The use of this equipment can simplify the production process, improve the efficiency and material benefit

The rate is as high as 88-91%, the precision is high, the strength is good, and the economic benefit of the enterprise is remarkable.

The main models of cold heading machine are: standard cold heading machine, six-mold bearing cold heading machine, multi-station elongated cold heading machine, screw and nut forming machine, gear drum type large cold heading machine, etc., can be customized and installed according to customer requirements.

The production of cold header is used in automotive, aerospace, mechanical basic industry parts (such as chains, fasteners, bearings,

Socket wrenches, tools, screws and nuts) and other types of standard parts, shaped, complex non-standard parts of cold extrusion, a wide range of applications. Our company as the production of cold heading machine, multi-station cold heading machine, screw and nut machine professional manufacturers, advanced equipment, excellent technology, excellent product quality, comprehensive after-sales service.

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China 2025 Rainbow Spring Washer Making Machine High Speed Coil Machine manufacturer

2025 Rainbow Spring Washer Making Machine High Speed Coil Machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

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China Rainbow Automatic Spring Washer Making Machine High Speed Cutting Machine manufacturer

Rainbow Automatic Spring Washer Making Machine High Speed Cutting Machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

More
China Rainbow Spring Washer Making Machine High Speed Cutting Machine manufacturer

Rainbow Spring Washer Making Machine High Speed Cutting Machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

More
China Good Price Metal Forging Machinery air Hammer Power Forging Cold Heading Machine manufacturer

Good Price Metal Forging Machinery air Hammer Power Forging Cold Heading Machine

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

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China Factory Price Power Forging Header Machine Cold Heading Screw Making Machines manufacturer

Factory Price Power Forging Header Machine Cold Heading Screw Making Machines

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

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China Fully Automatic High Quality Long Screw And Bolt Thread Rolling Machine manufacturer

Fully Automatic High Quality Long Screw And Bolt Thread Rolling Machine

Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
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.

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China Fully automatic China manufactuer provide 4 die 4 blow bolt making machine manufacturer

Fully automatic China manufactuer provide 4 die 4 blow bolt making machine

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 Electro plating 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!

More
China quenching furnace tempering furnace RB100 mesh belt furnace manufacturer

quenching furnace tempering furnace RB100 mesh belt furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China Rainbow Automatic Screw Bolt Rivet Cold Heading Machine manufacturer

Rainbow Automatic Screw Bolt Rivet Cold Heading 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

More
China Spring washer making machine with coiling washer with cutting machine manufacturer

Spring washer making machine with coiling washer with cutting machine

Rainbow full production of Spring washer making machine. we have all sizes equipment for 3mm, up to above 33mm spring washers.

We can provide a whole line to make spring washer. The spring wahser production line contains cutting machine, belt wire drawing machine, rolling up machine, coil collection machine.

 Spring washer machine it include three parts :

1 step,drawing the round wire to belt wire machine.

2 step,rolling up machine.

3 step, cutting machine.

More
China 2025 hot sale automatic mesh belt furnace heat treatment furnace manufacturer

2025 hot sale automatic mesh belt furnace heat treatment furnace

Composition entire heat treatment line as follows:
Automatic feeder → → washing machine before
Hardening furnace oil quenching tank → →
Rear wiper steel furnace → →
Electrical control cabinet.
Buyers can flexiblely composition processing lines, due to the different needs

More
China fully automatic 4 station bolt cold forging machine bolt making machine manufacturer

fully automatic 4 station bolt cold forging machine bolt making machine

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 Electro plating 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!

More
China China fully automatic 6 station heavy duty nut making machine manufacturer

China fully automatic 6 station heavy duty nut making machine

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

More
China 2025 China hot sale fully automatic RBF84S bolt making machine manufacturer

2025 China hot sale fully automatic RBF84S bolt making machine

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 Electro plating 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!

More
China China 2025 hot sale RNF14B-6SL-50 fully automatic 6 station nut making machine manufacturer

China 2025 hot sale RNF14B-6SL-50 fully automatic 6 station nut making machine

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

More
China Slider 150mm M8 diameter bolt former cold heading machine with cover manufacturer

Slider 150mm M8 diameter bolt former cold heading machine with cover

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 Electro plating 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!

More
China 2025 cold forging machine bolt making machine with different toolling manufacturer

2025 cold forging machine bolt making machine with different toolling

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 Electro plating 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!

More
China M3 to M40 screw making cold forging machine with different toolling manufacturer

M3 to M40 screw making cold forging machine with different toolling

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 Electro plating 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!

More
China good quality metal forging machinery screw manufacturer equipment manufacturer

good quality metal forging machinery screw manufacturer equipment

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

More