List of bolt products
- classification:bolt
2026~2070 item / All 3271 items
Ratchet mechanism, won't loosen due to the biting protrusion. New type of small-diameter cap bolt.
- bolt
- nut
It prevents variations in axial force and achieves highly reliable fastening!
- bolt
- Other machine elements
- Other Auto Parts
Introducing the "Hex Socket Shoulder Bolt" from Gosei Manufacturing.
- Other machine elements
- bolt
Introducing "Hexagon Socket Bolt" from the specialized manufacturer of socket screws, Gohso Seisakusho.
- bolt
Realization of product miniaturization and thinness! Ideal for areas where pan head screws cannot be used and for exterior painting!
- bolt
Introducing a zinc plating process that does not produce zinc whiskers! Suitable for surface materials as well!
- Surface treatment contract service
- bolt
Increased work efficiency! Just tighten it and the screw becomes a conductive part!
- bolt
No more worries about tightening thin plates! We respond to your desire for "screws specifically for thin plates!"
- Other consumables
- nut
- bolt
A proposal for those considering cost reduction! A cost reduction of approximately 10 to 30% is possible!
- bolt
Almost the same stress resistance as SUS316! Stainless steel with excellent high strength, high corrosion resistance, and high heat resistance!
- bolt
- stainless
Solid first. Developing as a beloved company with the business policy of "Service over the abacus."
- nut
- bolt
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
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
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
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
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
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.
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
Heavy objects can also be leveled with a wrench! Low-cost hex adjuster.
- bolt