Used pro line in China

Trusted Seller
Professional Screw and Bolting Making Flat Die Thread Rolling Machine
- Manufacturer: Rainbow
professional factory, high quality, high speed ,energy saving. We abide by the principles of honesty, credibility, and mutual-benefit, and do our best to serve clients and customers both at home and abroad. With ...
Heilongjiang, China
Trusted Seller
Customized Professional Screw Making High Speed Thread Rolling Machine
- Manufacturer: Rainbow
professional factory, high quality, high speed ,energy saving. We abide by the principles of honesty, credibility, and mutual-benefit, and do our best to serve clients and customers both at home and abroad. With ...
Heilongjiang, China
Trusted Seller
Rainbow High Speed Spring Washer Production Line
- 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...
Zhejiang, China
Trusted Seller
Rainbow Automatic Spring Washer Production Line High Speed Wire Drawing 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...
Zhejiang, China
Trusted Seller
2025 Harbin Rainbow Technology Co.,Ltd 450 Spring Washer Production Line
- 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...
Zhejiang, China
Trusted Seller
Automatic Screw Making Customized Flexible Thread Rolling Machine
- Manufacturer: Rainbow
professional factory, high quality, high speed ,energy saving. We abide by the principles of honesty, credibility, and mutual-benefit, and do our best to serve clients and customers both at home and abroad. With ...
Heilongjiang, China
Trusted Seller
Factory Price High Speed Thread Rolling Machine
- Manufacturer: Rainbow
Specifications Detailed Photos Packaging & Shipping Company Profile Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulat...
Heilongjiang, China
Trusted Seller
Circle Die Thread Rolling Machine Flat Thread Rolling Machine
- Manufacturer: Rainbow
My Company Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,now we have became the biggest Chinese fastener equi...
Heilongjiang, China
Trusted Seller
Rainbow full automatic ZPA28-20 Thread Rolling Macine
- Manufacturer: Rainbow
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 ...
Harbin, China
Trusted Seller
Thread Roller Thread Rolling Machine
- Manufacturer: Rainbow
Our company Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,now we have became the biggest Chinese fastener equi...
Heilongjiang, China
Trusted Seller
Thread Roler Flat Die Thread Rolling Thread Machine
- Manufacturer: Rainbow
My Company Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,now we have became the biggest Chinese fastener equip...
Heilongjiang, China
Trusted Seller
2023 Harbin Rainbow Technology ZPA28-20 New Design
- Manufacturer: Rainbow
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 ...
Harbin, China
Trusted Seller
Rainbow ZD-3 Thread Bar Automatic Feeding Maching
- Manufacturer: Rainbow
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 ...
Harbin, China
Trusted Seller
M12X150MM Length CY12Z Thread Roling Machine
- Manufacturer: Rainbow
Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,now we have became the biggest Chinese fastener equipment dealer...
Harbin, China
Trusted Seller
2025 Screw Rolling Machine CY08Z Thread Roling Machine
- Manufacturer: Rainbow
Our company comes from China National Machinery Import and Export Corp. Harbin branch. By many years market development and experience accumulation,now we have became the biggest Chinese fastener equipment dealer...
Harbin, China