Used threading and tapping machine in Heilongjiang, China

Nut, Washer,Screw Assembly Machine

• Manufacturer: Rainbow

Model RB-8 Nut, Washer,Screw Assembly Machine Total Motor(kw) 2.5 Motor(kw) 1.2 Air pressure(Mpa) 0.5-0.8 Production rate(pcs/m) 25-30 Worktable height(mm) 700 Machine dimension(L*W*H M) 1.7*1.8*1.6 Machin...

Screw Moving Type Cleaner Machine

• Manufacturer: Rainbow

Used to remove the oil on the screws. cleaner Mechanical dimensions: 50×80×115cm | Rotate speed: 3000RPM | Flow rate: 1～40L/MIN | Pump: Dia.1/2″PT | Motor: 2HP·4P,1/2HP·6P | Weight (kg): 150Kg

HSD-50Bi-metal Rivet Machine

Glass Disk optional Sorting Machine For Screws

• Manufacturer: Rainbow

Machine Features: Using high transparency of glass, suitable for products which can be placed on the disk steadily.Can add extra camera under the bottom of the disk. Suitable for detecting both sides of the obj...

HSD-30 Bi-metal Rivet Machine

HFC828 Bi-metal Button and Rivet Machine

Rainbow CY series thraed roller

• Manufacturer: Rainbow

Advantages of our products: stable,high speed, high accuracy,high efficiency, and we offer after sales service, video online support, technology support.

2025 Harbin Rainbow Technology LDH-M8-4

• Manufacturer: Rainbow

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 f...

Harbin Rainbow Technology LDH-M10-4 high speed nut tapper

• Manufacturer: Rainbow

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 f...

2023 Harbin Rainbow Technology LDH-M6-4

• Manufacturer: Rainbow

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 f...

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 ...

Structure advantages

Thread Roller Die Thread Rolling Thread Machine

• Manufacturer: Rainbow

COMPANY OVERVIEW 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...

Part Thread Rolling Machine

• Manufacturer: regenboog

Flat die thread rolling machine adopts two thread profile thread rolling plate staggered 1/2 screw distance design, One plate is fixed, movable plate is on the fixed plate do straight line motion back and forth, ...

Die Thread Rolling Machine Thread Roller Thread Roller Machine

• Manufacturer: Rainbow

Our company We're 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 Mac...