WELCOME
RAINBOW HARDWARE CO., LTD.

Who are we?

Since 1980, here at Rainbow Hardware we have manufactured and supplied the most diversified portfolio of standards, customized and specialized fasteners to over 300 satisfied customers globally.

WELCOME
RAINBOW HARDWARE

Over so many years, we have been adhering to supply top quality MADE IN TAIWAN fasteners. As we utilised Taiwan's low-cost cold-forging steel and high quality stainless steel material.

In collaboration with our world-renowned cold forging, multi-forming, multi-processing heading and threading facilities.

In addition, we integrate all kinds of secondary processes such as traditional lathe machining and CNC machining, heat treatment technology, and ROHS-friendly electro-plating surface treatments.

 

hex nuts

OUR VISION

Supply all the nuts and bolts in every factory and in every home.

Quality First, Top Service and Fast Speed for Maximum Customer Satisfaction.

OUR COMPETITIVE ADVANTAGES

Over 35 years, we have been adhering to supply top quality MADE IN TAIWAN fasteners. As we utilised Taiwan's low-cost cold-forging steel and high quality stainless steel material.

In collaboration with our world-renowned cold forging, multi-forming, multi-processing heading and threading facilities.

In addition, we integrate all kinds of secondary processes such as traditional lathe machining and CNC machining, heat treatment technology, and ROHS-friendly electro-plating surface treatments.

Our Business Services:

We manufacture, package and supply standard and special screws, fasteners and hardware parts that meet Customer's business requirements.

*Standard Categories:
Screws, nuts, bolts, washers, spring washers, rivets, rivets, retaining rings, anchor bolts (expansion bolts), (in accordance with international standards: DIN, ASTM, ANSI, AISI
, ISO, IFI, JIS)

*Customized products:
We provide a variety of finished products, semi-finished products and processing services according to customer's demands.

We offer complete and diversified product portfolio of customized product solutions, integrating all different manufacturing processes;


* Multi-stroke heading and cold forging
* Continuous Threading processing
* Traditional lathe machining
*
CNC lathe machining
*
Continuous Stamping press processing
* Grinding
* Polishing
* Drilling and tapping
* Heat treatment: carburizing, quenching and tempering
* ROHS-compliant surface treatment: electro-plated white zinc / yellow zinc / black zinc / nickel / black oxide / GEOMET®

We can offer and manufacture according to customer-specified raw materials such as:
* Low-carbon steel
* Mild carbon steel
* Alloy steel
* Stainless steel (SUS410 / SUS304 / SUS316)
* Brass
*
Aluminum
* Aluminum alloy
* Zinc alloy
* Pure titanium
* Titanium alloy screws
FACTORY FACILITIES

FACTORY FACILITIES

  • 2 Die 4 Blow Multi-Stage Former
  • 3 Die 3 Blow Multi-Stage Former
  • 4 Die 4 Blow Multi-Stage Former
  • 6 Die 6 Blow Multi-Stage Former
  • Threading Machines
  • Assembly Machines
  • Lathe Machining Machines
  • CNC Lathe Machining Machines
QUALITY CONTROL EQUIPMENTS

QUALITY CONTROL EQUIPMENTS

  • Digital ABS AOS Caliper
  • Micrometer Screw Gauge
  • GO / NO-GO Gauge
  • Projector
  • Co-ordinate Measuring Machines
  • Linear Height Gauge
  • Tensile Testing Machine
  • Metallographic Microscope
  • 2.5D Image Measuring Machine
PRODUCTION SIZE RANGE

PRODUCTION SIZE RANGE

DIAMETER,  D: M1 ~ M30
LENGTH, L: 3 ~ 150mm

OUR ACCOMPLISHMENTS

Rainbow Hardware in Numbers...
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Year Established
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Number of Clients
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Types of Fasteners Sold

WHY CHOOSE US?

Over 35 years of fasteners expertise and experiences , we have been adhering to supply top quality MADE IN TAIWAN fasteners. We utilised Taiwan's low-cost cold-forging steel and high quality stainless steel material.

In collaboration with our world-renowned cold forging, multi-forming, multi-processing heading and threading facilities.

In addition, we integrate all kinds of secondary processes such as traditional lathe machining and CNC machining, heat treatment technology, and ROHS-friendly electro-plating surface treatments.

Worldwide Distribution. Total solution of all your fasteners needs!

Superior Made in Taiwan Quality.

FREE Professional Product Consultation

Very Competitive Pricing!

Fast Delivery Lead Time!