Home > Search  > product tag
Browse Categories
Bolt Making Machine Supplier
Thread rolling machine supplier
Nut Making Machine Supplier
Nut tapping machine China Suppliers
Heat Treatment Furnace
Zinc plating production line solution
Colding Heading Machine suppliers
two die four blow cold forging machine
Three die six blow cold forging machine
wire drawing machine
Round type thread rolling machine
Washer assembling machine
Spring washer making machine
Bi-metal Rivet machine
Optical sorting machine
packing machine
Pipe bending machine
Automatic Knurling Machine
Bolt end cutting machine
Automatic nut slotting machine
die tooling
Taps tapping tooling
Cash Counting Machine
Punch accessories
Nylon washer assembly machine
Hot Dip Galvanizing Line
Certifications
Contact Us
Harbin Rainbow Technology Co., Ltd.Address:C2-02 Handi Building,Songbei Distr.,Harbin,ChinaPostal Code:150028Web site address:http://www.fastenerequip... Contact Now
News

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

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...

Thread Rolling

The Complete Guide to Zinc Plating: All You Need To Know

Tightening bolts can not be ignored friction can cause problems to solve the problem

fortensionbolt, The friction force is a factor to be reckoned with. Bolt friction joint has been in existence, it may be part of the reason that cause...

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 ...

When to Use Spring Washers: A Comprehensive Guide

What Is Cold Forming?

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...

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...

Keywords :

China 2026 Fully Automatic 4 Station Bolt Making Machine Cold Forging Machine manufacturer

2026 Fully Automatic 4 Station Bolt Making Machine Cold Forging 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 2026 Hot Sale Good Price Fully Automatic High Speed Thread Rolling Machine manufacturer

2026 Hot Sale Good Price Fully Automatic High Speed 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.

More
China Rainbow RBF-84S Fully Automatic Bolt Making Machine Cold Forging Machine manufacturer

Rainbow RBF-84S Fully Automatic Bolt Making Machine Cold Forging 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 Socket Screw Forming Machine with Length 120mm manufacturer

Socket Screw Forming Machine with Length 120mm

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 4 Spindle Nut Tapping Machine Harbin Rainbow Technology manufacturer

4 Spindle Nut Tapping Machine Harbin Rainbow Technology

China Automatic Screw Cold Heading Machine Harbin Rainbow Technology manufacturer

Automatic Screw Cold Heading Machine Harbin Rainbow Technology

China High Precision Threading Machine Screw Machine Harbin Rainbow Technology manufacturer

High Precision Threading Machine Screw Machine Harbin Rainbow Technology

China Best Price Good Quality Wire Nail Making Machine manufacturer

Best Price Good Quality Wire Nail Making Machine

Nail making machine This machine is advanced in design, compact in structure, beautiful in appearance, easy to use, safe in operation, high speed and so on.

More
China Fully Automatic  Hex Bolt Cold Forging Machine China manufacturer

Fully Automatic Hex Bolt Cold Forging Machine China

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 Out put 300kg Per Hour Continuous Mesh Belt Heat Treatment Furnace manufacturer

Out put 300kg Per Hour Continuous Mesh Belt Heat Treatment Furnace

China One Die Two Blow  M8 Screw Machine Machine China manufacturer

One Die Two Blow M8 Screw Machine Machine China

China Multi  Station Cold Foging Bolt Making Machine CE manufacturer

Multi Station Cold Foging Bolt Making Machine CE

China Heavy duty nut forming machine for M16 nut and bolt making machine manufacturer

Heavy duty nut forming machine for M16 nut and bolt making machine

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

 

 

 

 

 

 

 

 

More
China Low power consumption continuously mesh belt furnace for metal parts heat treatment manufacturer

Low power consumption continuously mesh belt furnace for metal parts heat treatment

China 2026 New design heat treatment line for nuts and bolts mesh belt furnace manufacturer

2026 New design heat treatment line for nuts and bolts mesh belt furnace

China Rainbow Energy Saving Continuous Heat Treatment Furnace for Fasteners manufacturer

Rainbow Energy Saving Continuous Heat Treatment Furnace for Fasteners

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 500kg/hour Electric Continuous Mesh Belt Quenching Tempering Furnace High Productivity Fastener Furnace manufacturer

Rainbow 500kg/hour Electric Continuous Mesh Belt Quenching Tempering Furnace High Productivity Fastener 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 Electric Heat Treatment Furnace for Screw and Concrete Nails with Low Energy Cost manufacturer

Rainbow Electric Heat Treatment Furnace for Screw and Concrete Nails with Low Energy Cost

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 2026 Automatic CY20Z Screw Bolt Thread Rolling Machine manufacturer

Rainbow 2026 Automatic CY20Z Screw 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.

More
China Fully High Speed 4 Spindle Nut Tapping Machine manufacturer

Fully High Speed 4 Spindle Nut Tapping 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.

More
China Rainbow Automatic High Precision Screw Thread Rolling Machine manufacturer

Rainbow Automatic High Precision Screw 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.

More
China Rainbow Hot Sale Multi Station Cold Forging Machine High Speed Bolt Former manufacturer

Rainbow Hot Sale Multi Station Cold Forging Machine High Speed Bolt Former

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

More
China Rainbow Automatic Screw Thread Rolling Machine High Precision Bolt Making Machine manufacturer

Rainbow Automatic Screw Thread Rolling Machine High Precision Bolt Making 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.

More
China Rainbow Automatic 6 Station Nuts Making Machine High Precision Cold Forging Machine manufacturer

Rainbow Automatic 6 Station Nuts Making Machine High Precision Cold Forging Machine

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

More