Used process

Trusted Seller
Automatic Washer Screw Assemble Machine
- Manufacturer: Rainbow
Product Description Screw washer assembling machine is a specialized machine with high speed, to assemble bolt, plain washer, spring washer, then thread. The machine has stable performance and strong practicality...
Heilongjiang, China
Trusted Seller
Screw Washer Assemblying Machine
- Manufacturer: Rainbow
Product Description Screw washer assembling machine is a specialized machine with high speed, to assemble bolt, plain washer, spring washer, then thread. The machine has stable performance and strong practicality...
Heilongjiang, China
Trusted Seller
Screw Nut Washer Assembly Machine
- Manufacturer: Rainbow
Product Description Screw washer assembling machine is a specialized machine with high speed, to assemble bolt, plain washer, spring washer, then thread. The machine has stable performance and strong practicality...
Heilongjiang, China
Trusted Seller
Full Automatic 200 PCS/Min Bolt Threading Machine with Vibrator Disk
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
New Spring Washer Machine Automatic Washer Spring Coiling Machine
- Manufacturer: Rainbow
Machine Introduce 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(...
Heilongjiang, China
Trusted Seller
1die 2 Blow Header Cold Forging Machine Self Drilling Screws
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
Rolling Die M6 Threading Machine with Two Set Tooling
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
Zinc Plating Line/Barrel Rack Zinc Plating Machine
- Manufacturer: Rainbow
Machine Description Barrel plating automatic production line can be adapted to a variety of small parts, standard parts and various types of plating needs substantial increase in labor productivity. Plating has b...
Heilongjiang, China
Trusted Seller
Automatic Washer Screw Assemble Machine
- Manufacturer: Rainbow
Product Description Screw washer assembling machine is a specialized machine with high speed, to assemble bolt, plain washer, spring washer, then thread. The machine has stable performance and strong practicality...
Heilongjiang, China
Trusted Seller
M22 Hex Bolt Cy22z Full Cover Screw Rolling Machine
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
Semi Cover Screw Threading Machine for Drywall Screws
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
Full Automatic Heading Machine Screw Making Machine with Six Bolts
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
Reliable Quality Cold Heading Machine Screw Making Machine
- Manufacturer: Rainbow
Product Parameters 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...
Heilongjiang, China
Trusted Seller
High Stability and Quality Straight Line Wire Drawing Machine Cutting Machine Automatic
- Manufacturer: Rainbow
Our company comes from China National Machinery Import and Export Corp. Harbin branch. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Part Former, Heading Machine, Thread ...
Heilongjiang, China
Trusted Seller
Manual Feeding Circle Die Threading Machine
- Manufacturer: Rainbow
Product Description 1 Machine tools feed with double oil cylinders 2 intermittent rolling 3 free indexing works, 4 It is by the high-precision hydraulic workpiece clamping thimble rolled. 5 precision and efficien...
Heilongjiang, China