Leading Chinese fastener equipment dealers!
Harbin Rainbow Technology Co., Ltd.
- 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
- Subscribe
-
Get email updates on new products
- Certifications
-
- New Products
- 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...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 ...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...Thread Rolling
The Complete Guide to Zinc Plating: All You Need To Know
High speed installation cold forging machine bolts and nuts making machine for screw
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...What Is Cold Forming?
Keywords : High Precision
-
-
China manufacturer good price good quality bolt maker
China manufacturer bolt making machine bolt maker bolt former
More
-
-
China Fully Automatic M6-M10 Screw Bolt Threading Rolling Machine
Various types of thread rolling machine to meet your various needs.
More
-
-
Fully Automatic M14-M24 Bolt 4 station 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
-
-
Fully Automatic Screw making machine Cold Heading Machine
Harbin Rainbow Technology Co. , Ltd comes from China National Machinery Import and Export Corp. Harbin branch. The main business is manufacturing cold forging machine, Bolt Maker, Nut Maker, Part Former, Screw Heading Machine, Thread Rolling Machine, Wire Drawing Machine and Mesh Belt Furnace, Zinc plating plant. etc. We have our own factories in China, so you don't have to worry about the source of goods.
More
-
-
2026 hot sale fully automatic screw cold heading machine
Place of Origin: China
More
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
-
-
Rainbow Fully Automatic Screw Thread Rolling Machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
2026 fully automatic CY20Z screw bolt rod thread rolling machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
4 station fully automatic M12 bolt 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
-
-
Fully Automatic Spring washer making 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.
MoreSpring 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.
-
-
Fully Automatic Electric Mesh Belt Furnace heat treatment furnace
Composition entire heat treatment line as follows:
More
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
-
-
Rainbow Manufacture Price Screw Cold Heading Machine Automatic Bolt Former
Place of Origin: China
More
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
-
-
Rainbow Automatic Spring Washer Making Machine High Productivity Spring Washer 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.
MoreSpring 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.
-
-
Rainbow High Speed 1 Die 2 Blow Screw Cold Heading Machine Hot Sale Screw Maker
Place of Origin: China
More
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
-
-
Rainbow High Efficiency Screw Bolt Thread Rolling Machine with Manufacture Price
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
Rainbow High Speed 6 Station Spare Parts Making Machine Automatic Nuts Cold Forging Machine
High speed nut former, nut making machine,nut forging machine to make hex,flange, nylock nut and special nut parts.
More
-
-
Rainbow High Precision Screw Threading Machine Automatic Bolt Threading Machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
Rainbow Automatic Multi Station Bolt Forming Machine High Precision Cold Forging Machine
high quality hydraulic forging press bolt making machine power hammer cold forging machine
More
-
-
Socket Screw Cold Heading Machine Cold Forming Machine with Long Stroke
Place of Origin: China
More
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
-
-
TH0432 M4 32mm Screw Making Machine Cold Forging Machine with PKO
Place of Origin: China
More
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
-
-
Hex Bolt Self Drilling Machine Cold Heading Machine Screw Forming Machine for Bolt
Place of Origin: China
More
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
-
-
Thread Rolling Machine Drywall Screw Rolling Machine for drywall
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
Thread Rolling Machine Drywall Screw Rolling Machine with Feeding
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
High Speed 350pcs/min Thread Rolling Machine Drywall Screw Rolling Machine with Feeding
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
-
-
High Speed 350pcs/min Thread Rolling Machine Drywall Screws Threading Machine
Harbin Rainbow Technology Co.,Ltd is one of the biggest fastener equipment dealer and manufacturer in China.
More
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.
