List of Screw products
- classification:Screw
3016~3060 item / All 4912 items
Reduce the workload from handling heavy objects! Here are five case studies that solved customer challenges! We are also accepting free consultations and tests tailored to your work!
- Other conveying machines
A belt grinding machine that has been in use for about 50 years since 1973. In addition to trust and proven results, the lineup is also extensive.
- Other machine tools

Belt grinding machine "Veda Machine" has high durability and a wide range of service parts.
The "Bader Machine" is our belt grinder that boasts excellent polishing performance for each individual unit. By selecting models and types according to the shape and size of the workpiece, and by equipping it with a polishing belt suitable for the task, it can flexibly accommodate a wide variety of items across various fields. Please make extensive use of it for high-efficiency polishing and grinding, reduction of work time, labor-saving, and standardization of tasks. 【Lineup】 ■ Portable type BP-K (air motor type) ■ Made-to-order machine PC-1 (wheel centerless), BC (standard dust cover) ■ Installed type BM (basic type), SBA-1, BH-2 ■ Wheel type SBD-4S, SBD-7, BWd *For more details, please download the PDF or contact us.
Successfully eliminated loosening permanently with our safety bolts and nuts! Cleared JQA high-speed vibration loosening test! Samples will be distributed at the Mechanical Element Technology Exhibiti...
- bolt
- nut

We will exhibit at the 22nd Mechanical Components Technology Exhibition.
We will be exhibiting at the 22nd Mechanical Components Technology Exhibition. On the day of the event, we will be distributing samples of our anti-loosening bolt and nut, 'W-V-LOCK', so please be sure to stop by our booth.
Successfully eliminated loosening permanently with our safety bolts and nuts! Sample requests are also available! We are sharing photos of examples where they are used in solar panels!
- bolt
- nut
Successfully eliminated loosening permanently with safe bolts and nuts! Cleared JQA high-speed vibration loosening test! Published case photos used in industrial applications!
- bolt
- nut
The low fin tube is an important component that determines performance. Let us introduce the appeal of Sanwa Iron Works' low fin tubes!
- bolt
- nut
Further peace of mind and trust, powerful loosening prevention effect! Smartly supports the loosening prevention function!
- nut
- Vehicle body parts
- Electrical equipment parts
From assembly parts such as special screws and washers to finished products! Delivering eyewear components in the necessary form.
- others
- bolt
- Processing Contract
This is a high-strength stainless steel bolt that achieves high strength, corrosion resistance, high-temperature resistance, and low-temperature impact resistance.
- bolt
- nut

We will exhibit at the 21st Mechanical Components Technology Exhibition (M-Tech).
Sanwa Iron Works Co., Ltd. will exhibit at the "21st Mechanical Components Technology Exhibition" held at Tokyo Big Sight from June 21 to 23, 2017. Our booth will be located at "East Hall 3, 25-42." We will be showcasing a variety of products including screws, bolts, and fin tubes, so please feel free to visit us.
No need for countersinking with these special flat screws! The head is extremely thin, so the appearance after fastening is sleek!
- bolt
- Processing Contract
- Contract manufacturing
Introduction of inserts used by setting them in the molding die during resin molding!
- nut
World Patent! Achieving revolutionary performance approximately 20 times that of conventional products by adopting the Super Amplification Principle.
- cutter
- bolt
- Other cutting tools
Improving efficiency through a reduction in man-hours! Introducing a locking screw processed by fusing adhesive or resin to the screw threads.
- bolt
- Processing Contract
360° free rotation! A rotary air distribution manifold that can be connected and expanded with outlet ports.
- Piping Materials
- nut
We respond to our customers' requests from raw materials to finished products!
- Processing Contract
- bolt
[Theft Prevention!] This is a screw that is difficult to remove unless a special tool is used.
- bolt
No need to drill pilot holes during construction!
- nut
- nut
Stable supply of high-quality spring washers such as spring washers, disc spring washers, and toothed washers!
- bolt
- nut
- Other metal materials
It is a soft cap that covers the head of a nut and bolt.
- nut
- Other machine elements
- bolt
We will continue to challenge ourselves with new manufacturing to meet the needs of the times!
- bolt
- nut
- Other metal materials
Engine bolts focused on automobile and motorcycle engines and powertrains.
- bolt
- Engine parts
Online sales of standard screws, bolts, washers, and nuts.
- nut
- bolt
- Inspection fixture
Achieves 2 to 3 times the corrosion resistance of trivalent black! Significantly improves the shortcomings of trivalent black, such as "poor color tone" and "weak against scratches"!
- bolt
- Surface treatment contract service
Piping in narrow spaces can be done quickly and reliably! It excels in cost-effectiveness and enhances work efficiency.
- nut
Introducing technologies related to sliding screws, such as screw shafts and surface modification treatments for nuts.
- nut
- Processing Contract
【※Total of 44 pages and 20 topics!】A document summarizing technical data on screws, shafts, ball screws, sliding screws, etc.
- nut
- Other machine elements
Reliable and stable nut supply! The main body has been miniaturized and lightweighted to 1/8 size, eliminating the need for floor installation space!
- nut
- Parts feeder
I will play the role of a nut with work from one side!
- Electrical equipment parts
- Interior parts
- nut
There is no backlash, and precise position control is possible.
- bolt
- nut
This is a clip with high extraction force!
- Interior parts
- fastener
- bolt
It can be installed in one action! Use brush clips for fastening and hole sealing!
- Interior parts
- Other energy equipment
- bolt
If you have any questions about screws, please feel free to contact us!
- nut
- bolt
Bolts and nuts that can accommodate a variety of applications! Packed with helpful information for selection!
- bolt
- nut

We will exhibit at the 21st Mechanical Components Technology Exhibition (M-Tech).
Sanwa Iron Works Co., Ltd. will exhibit at the "21st Mechanical Components Technology Exhibition" held at Tokyo Big Sight from June 21 to 23, 2017. Our booth will be located at "East Hall 3, 25-42." We will be showcasing a variety of products including screws, bolts, and fin tubes, so please feel free to visit us.
Tensile performance that reaches the breaking point of anchor bolts! Ensuring construction quality through visual inspection!
- bolt
High fastening performance! The truss-shaped cross legs exert force over a wide area on thin steel plates.
- bolt
Minister of Land, Infrastructure, Transport and Tourism certified product! This is a one-sided bolt that can be installed from one side.
- bolt
Introducing Hayano Industries' screws and hooks! We offer cosmetic bolts and press screws, among others.
- nut
- others
Examples of the development of ultra-high difficulty projects, such as the lock nut that took 5 years to complete, are available for free!
- Spring
- nut
Diverse applicability! The Magna Lock series of fasteners, which are reliably fixed flat in place, is now available in SUS316!
- bolt
- fastener
- Welding Machine
Examples of mobile phone built-in antenna development and cases of smooth mass production overseas are currently available for free.
- Spring
- nut
A component technology manufacturer that widely and stably supplies innovative and safe technologies that turn the impossible into the possible.
- bolt
- Other machine elements
- nut
Nail and screw shop Akikichi! A specialist in nut machining.
- nut
- Processing Contract
Heavy objects can also be leveled with a wrench! Low-cost hex adjuster.
- bolt