Used metal processing in China

Trusted Seller
Factory Price Cold Former Bolt and Nut Making Machine
- 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
Trusted Seller
4 Stations Power Hammer Forging Machine Bolt Making Machine
- 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
Trusted Seller
M24 Screw Making Machine/Screw Threading Machine
- Manufacturer: Rainbow
Production Descritption Thread rolling machine is widely praised for its rational price,easy maintenance and high quality. besides axial and radial process it is used to process regular and irregular bolt,through...
Heilongjiang, China
Trusted Seller
Hangji Steel Cutting Machine for Metallurgical Equipment and Flying Shear
- Manufacturer: Hangji
1.Equipment composition and structural characteristics. Flying shear is composed by transmission equipment, cutting support base and upper & lower spindle. Rotary tool rest has installed backsword, two spindles w...
Xi'An, China
Trusted Seller
Hangji Metallurgy Equipment / Steel Rolling Mills / Steel Rolling Machine
- Manufacturer: Hangji
High rigidity of the mill stands make it possible to achieve high precision of the product and minus tolerance rolling. Can achieve symmetric adjustment. Changed the path through which the stress transmitted. Thi...
Xi'An, China
Trusted Seller
M24 Extra Long 400mm Bolt Making Machine/5 Station Cold Forging Machine
- Manufacturer: Rainbow
Product Description Automatic multi-station Cold Bolt Former is a specialized machine tool with high efficiency and automation among forging machinery. Cold forging technique and automatic cold forging formers ar...
Heilongjiang, China
Trusted Seller
Fully Automatic Small and Big Nut and Bolt Machine Cold Forging Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Fully Automatic Nut Forming Machine Nut Bolt Making Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Rainbow Good Factory Price Automatic Hex Nut Cold Forging Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Fully Automatic Nut and Bolt Making Machine Cold Forging Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Hot Sale Fully Automatic Nut Former Machine Cold Forging Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Fully Automatic M4-M5 Small Nut Manufacturing Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Rainbow Good Price and Quality Nut and Bolt Making Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
2025 Rainbow Good Price and Quality Nut Forming Machine Cold Forging Machine
- Manufacturer: Rainbow
Product Description Model RNF08B-6S-12 Forging station 6 Max forging Dia (mm) 8 Max Cut off dia (mm) 8 Product Size M4-M5 Forging length (mm) 12 Die pitch (mm) 38 Slider stroke (mm) 40 Output (per.min) 175-350 Ma...
Heilongjiang, China
Trusted Seller
Rainbow Automatic Spring Washer Equipment Manufacture High Speed Cutting Machine
- Manufacturer: Rainbow
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 Mach...
Heilongjiang, China