- Trusted Seller

Rainbow 2/4 Spindle Nut Tapping Machine 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...
Harbin, China - Trusted Seller
High Stability and Speed Spring Washer Making Machine
- 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 - Trusted Seller
Powerful Factory and Good Price Spring Washer Making Machine
- 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 - Trusted Seller
China Factory Washer Screw Assembly Machine with Thread
- Manufacturer: Rainbow
Product Description High precision screw washer assembly machine Screw washer assembling machine is a specialized machine with high speed, to assemble bolt, plain washer, spring washer, then thread. The machine h...
Heilongjiang, China - Trusted Seller
China Factory Price Straight Line Wire Drawing Machine
- 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
Full Automatic Horizontal Drilling Nut Tapping Machine
- Manufacturer: regenboog
About Us 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 Rol...
Heilongjiang, China - Trusted Seller
Factory Price Double-End Stud Thread Rolling Machine
- Manufacturer: regenboog
Harbin Rainbow Technology Co., Ltd. is a leading fastener equipment supplier in China. The main business is manufacturing cold forging machine, such as Bolt Maker, Nut Maker, Heading Machine, Thread Rolling Machi...
Heilongjiang, China - Trusted Seller

Metal Spare Part 4 Station Bolt Former on Sale Cold Forging Machine High Level
- Manufacturer: Rainbow
1. These cold heading machines are fully automatic and easy to operate with little training, fitted with Solid Die to produce blank for Bolts, Screws, Rivets and other similar components. Cut off and knock out me...
Harbin, China - Trusted Seller
Miter Mode Thread Rolling Machine with Threading Die
- Manufacturer: regenboog
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
4 Spindle Flange & Hex Nut Tapping Machine
- Manufacturer: regenboog
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
Automatic Screw Bolt Rod Thread Rolling Machine
- Manufacturer: regenboog
Product Description Model CY05Z Diameter Range (mm) 3-5 Screw Length (mm) 50/75 Max. Thread Length (mm) 50 Moving Die Size (mm) 76/89/25 Main Motor (KW) 2.2 Output (Pcs/M...
Heilongjiang, China - Trusted Seller
2025 Good Factory Price Bolt Thread Rolling Machine
- Manufacturer: regenboog
Product Description Model CY05Z Diameter Range (mm) 3-5 Screw Length (mm) 50/75 Max. Thread Length (mm) 50 Moving Die Size (mm) 76/89/25 Main Motor (KW) 2.2 Output (Pcs/M...
Heilongjiang, China - Trusted Seller
Good Price Bolt Screw Thread Rolling Machine Manufacturer
- Manufacturer: regenboog
Product Description Model CY05Z Diameter Range (mm) 3-5 Screw Length (mm) 50/75 Max. Thread Length (mm) 50 Moving Die Size (mm) 76/89/25 Main Motor (KW) 2.2 Output (Pcs/M...
Heilongjiang, China - Trusted Seller
One-to-One Customized Tapping Machinery Flange Nut Tapping Machine
- Manufacturer: regenboog
LDH-M4-2 nut tapping machine Model: LDH-M4-2 Size: M3, M4 No. Of Spindle: 2 Productivity (PCS/min) Flange: 80 Productivity (PCS/min) Hex: 100 Mian motor (KW): 0.75-4 Motor of material mixing (KW) 0.55 Oil pump (K...
Heilongjiang, China - Trusted Seller
China Best Supplier Nut Tapping Machine with CE
- Manufacturer: Rainbow
LDH-M4-2 nut tapping machine Model: LDH-M4-2 Size: M3, M4 No. Of Spindle: 2 Productivity (PCS/min) Flange: 80 Productivity (PCS/min) Hex: 100 Mian motor (KW): 0.75-4 Motor of material mixing (KW) 0.55 Oil pump (K...
Heilongjiang, China

