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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 : Carbon steel

China used friction screw press machines for sale nuts machine crusing Tapping Machine manufacturer

used friction screw press machines for sale nuts machine crusing Tapping Machine

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China Thread Rolling Machine From Rainbow Brand manufacturer

Thread Rolling Machine From Rainbow Brand

正 在 等待 翻译 …… More
China High temperature annealing furnace for Aluminum wire manufacturer

High temperature annealing furnace for Aluminum wire

Summary: This type of oven has a unique design of strong air circulation system, which ensures the stability of temperature. The temperature control s... More
China RSH10-300 2023 new type cold heading machine manufacturer

RSH10-300 2023 new type cold heading machine

Harbin Rainbow Technology Co., Ltd. is a leading fastener equipments supplier in China. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Heading Machine, Thread Rolling Machine, Wire Drawing Machine and Mesh Belt Furnace,Zinc Plating Machine, etc.



We have established reputation in countries such as India, US, Europe and Southeast Asia where we have core customer bases. Meanwhile, we are well respected by the domestic factories and the customers in the mechanical and electrical business.



We have the confidence, backed by our professional knowledge and experience in the mechanical and electrical business, to develop the foreign markets for our home enterprises and to open up the Chinese markets for the companies abroad.



Nowadays, more and more reputed companies compete in a long-term cooperation with us. That‘s why we can provide our customers with the best quality products, the bes More
China high speed nail maker nail machine manufacturer

high speed nail maker nail 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 ... More
China High precision Cremation furnace fusion furnace general electric furnace parts manufacturer

High precision Cremation furnace fusion furnace general electric furnace parts

The whole set heat treatment line is composed of : Automatic Feeding Machine →Front Washer→ Hardening Furnace → Oil quenching tank → Rear Washer ... More
China Full Automatic tapping machine hex nut tapping machine with nut making machines manufacturer

Full Automatic tapping machine hex nut tapping machine with nut making machines

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China Factory direct supply 4 spindle tapping machine nut tapping machine with nut tapper for hex bolts manufacturer

Factory direct supply 4 spindle tapping machine nut tapping machine with nut tapper for hex bolts

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China Complete material Adequate stock nut tapping machine tapping threading machine for hex nuts manufacturer

Complete material Adequate stock nut tapping machine tapping threading machine for hex nuts

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China 1 die 2 blow automatic cold heading machine manufacturer

1 die 2 blow automatic cold heading machine

Best price Metal Forging Machinery Screw Header Machine Screw Making Machine More
China High Speed Cold Forging Screw Making Machine manufacturer

High Speed Cold Forging Screw Making Machine

Best price Metal Forging Machinery Screw Header Machine Screw Making Machine More
China Best price Cold Heading Drywall Screw Machine manufacturer

Best price Cold Heading Drywall Screw Machine

Best price Cold Heading Drywall Screw Machine High Speed Cold Forging Screw Making Machine More
China One die two blow screw heading machine for making drywall screws manufacturer

One die two blow screw heading machine for making drywall screws

One die two blow screw heading machine for making drywall screws More
China Chinese full automatic thread rolling machine Rainbow brand manufacturer

Chinese full automatic thread rolling machine Rainbow brand

Chinese full automatic thread rolling machine Rainbow brand More
China High capacity 4 spindle nut tapping machine for flange and hex nuts manufacturer

High capacity 4 spindle nut tapping machine for flange and hex nuts

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China Rainbow Full automatic  4 stations bolt making machine with factory price manufacturer

Rainbow Full automatic 4 stations bolt making machine with factory price

http://Overall, multi-station cold heading machines offer several benefits that enhance efficiency and quality in the production process. They are a g... More
China High speed 4 station bolt making machine for hex and flange nut manufacturer

High speed 4 station bolt making machine for hex and flange nut

http://Overall, multi-station cold heading machines offer several benefits that enhance efficiency and quality in the production process. They are a g... More
China Full automatic thread rolling machine in good price manufacturer

Full automatic thread rolling machine in good price

The thread rolling machine adopts two thread profile thread rolling plate staggered 1/2 screw distance design, One plate is fixed, movable plate is on... More
China Rainbow full automatic thread rolling machine manufacturer

Rainbow full automatic thread rolling machine

The thread rolling machine adopts two thread profile thread rolling plate staggered 1/2 screw distance design, One plate is fixed, movable plate is on... More
China Full automatic 1 die 2 blow heading machine for self drilling screws manufacturer

Full automatic 1 die 2 blow heading machine for self drilling screws

Heading Machine                     Model            RSH3-20               Max. Blank Diameter (mm)            3               Max. Blank Length (mm) ... More
China New design thread rolling machine screw making machine manufacturer

New design thread rolling machine screw making machine

Wire rolling machine is usually composed of fuselage, motor, portable wire rolling plate, wire rolling strip and wear protective cover and other compo... More
China customized cold heading machine hot sale 2 die 2 blow cold forming machine manufacturer

customized cold heading machine hot sale 2 die 2 blow cold forming machine

Harbin Rainbow Technology Co., Ltd. is a leading fastener equipments supplier in China. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Heading Machine, Thread Rolling Machine, Wire Drawing Machine and Mesh Belt Furnace,Zinc Plating Machine, etc.



We have established reputation in countries such as India, US, Europe and Southeast Asia where we have core customer bases. Meanwhile, we are well respected by the domestic factories and the customers in the mechanical and electrical business.



We have the confidence, backed by our professional knowledge and experience in the mechanical and electrical business, to develop the foreign markets for our home enterprises and to open up the Chinese markets for the companies abroad.



Nowadays, more and more reputed companies compete in a long-term cooperation with us. That‘s why we can provide our customers with the best quality products, the bes More
China Extra big size nut tapping machine for hex flange nut manufacturer

Extra big size nut tapping machine for hex flange nut

Full automatic 4 speindle nut tapping machine,suitable for hex and flange nut product. More
China 6 stations nut forging machine manufacturer

6 stations nut forging machine

high capacity,high precision,full automatic,cold forging machine, nut making machine More