Used arc

Trusted Seller
Hot Sale Fasteners Hardening Furnace Heat Treatment Equipment
- Manufacturer: Rainbow
Our Furnace is widely uesd in carbusintering,hardening, Carbo-Nitriding and Atmosphere,heat treatment for various components of Small and Medium-sized metal .It is operated by automation.Operates simply, easy mai...
Heilongjiang, China
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Automatic Spring Washer Making Machine for DIN Washers
- Manufacturer: Rainbow
Spring washer machine, it include 3 sets machine in total in one unit. It means it need three machine to finish the last product. The first step, it need the drawing machine to draw the round wire to belt wire. T...
Heilongjiang, China
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Auto Multi-Station Cold Upsetting Former
- Manufacturer: Rainbow
We can supply multi-station cold forging machines, including 3 station, 4 station, 5 station, 6 station and 7 station machines. Cold upsetting technique and cold forging machines are used as an important means fo...
Heilongjiang, China
Trusted Seller
Carbon Steel /Stainless Steel Wire Drawing Machine
- Manufacturer: Rainbow
Machine description The DL series wire drawing machine is a prefabrication equipment for metal products, widely used in screw, nut ,bolt making area. The purpose is to pull metal wire or bar of the product manufa...
Heilongjiang, China
Trusted Seller
Inverted Wire Drawing Machine/Metal Wire Drawing Machine
- Manufacturer: Rainbow
Product Description The DL series wire drawing machine is a prefabrication equipment for metal products, widely used in screw, nut ,bolt making area. The purpose is to pull metal wire or bar of the product manufa...
Heilongjiang, China
Trusted Seller
Inverted Wire Drawing Machine /Metal Wire Drawing Machine
- Manufacturer: Rainbow
Product Description Wire drawing machine is a prefabrication equipment for metal products, widely used in screw, nut ,bolt making area. The purpose is to pull metal wire or bar of the product manufacturing enterp...
Heilongjiang, China
Trusted Seller
Rainbow Inverted Vertical Wire Drawing Machine
- Manufacturer: Rainbow
Product Description Product Description Wire drawing machine is a prefabrication equipment for metal products, widely used in screw, nut ,bolt making area. The purpose is to pull metal wire or bar of the product ...
Heilongjiang, China
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Taiwan Design Nut Forging Machine for M6 Nyloc Nut
- Manufacturer: Rainbow
Product Description Nuts making machine, it can maily make the nuts, and different type nuts. It can finish the products in one time. So it is energy saving and high productivity and easy use. Our machine in Chin...
Heilongjiang, China
Trusted Seller
Multi Station Bolt Making Machine with Competitive Price
- Manufacturer: Rainbow
Company Profile 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(Ni...
Heilongjiang, China
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Fully Cover M4 Screw Machine /Heading Machine
- Manufacturer: Rainbow
Product Description The heading machine adopts cold heading way to make the screw heads by double-click the whole mould form. Our screw heading machine can finish the Feeding, straightening, cutting material, for...
Heilongjiang, China
Trusted Seller
High Quality China Bolt Making Machines
- Manufacturer: Rainbow
1) Equipment advantages The multi-station nut cold heading machine produced by our company is well-made, with high workpiece precision, good stability, and easy operation, especially for the production and proces...
Heilongjiang, China
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Automatic Screw Making Machine Semi-Tubular Rivet Heading Machine
- Manufacturer: Rainbow
Product Description Cold Heading Machine Cold Forging Machine Screw Making Machine Semi-Tubular Rivet Heading Machine Model RSR3-20 Max. Blank Diameter (mm) Ф3 Max. Blank Length (mm) 20 Max. ...
Heilongjiang, China
Trusted Seller
Fully Automatic Semi-Tubular Rivet Machine Screw Heading Machine
- Manufacturer: Rainbow
Product Description Cold Heading Machine Cold Forging Machine Screw Making Machine Semi-Tubular Rivet Heading Machine Model RSR3-20 Max. Blank Diameter (mm) Ф3 Max. Blank Length (mm) 20 Max. ...
Heilongjiang, China
Trusted Seller
Fully Automatic Screw Bolt Nut Cold Forging Machine Screw Making Machine
- Manufacturer: Rainbow
Product Description Screw Making Machine Model RSH0432 Max. Blank Diameter (mm) 4 Max. Blank Length (mm) 32 Output (Pcs/Min) 150-175 Main Die Length (mm) 45 Main Die Diameter (m...
Heilongjiang, China
Trusted Seller
Fully Automatic Threading Rolling Machine Screw Making Machine
- Manufacturer: Rainbow
Product Description Screw Making Machine Model RSH0432 Max. Blank Diameter (mm) 4 Max. Blank Length (mm) 32 Output (Pcs/Min) 150-175 Main Die Length (mm) 45 Main Die Diameter (m...
Heilongjiang, China