Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.
Last Updated： Aggregation Period:Sep 24, 2025～Oct 21, 2025
This ranking is based on the number of page views on our site.
1～15 item / All 16 items
Supports MIL, AMS, MS, NAS, AN, AS, NASM and many other standards!!!
As a supplier of industrial fasteners, our company proposes solutions to all fastening-related issues, including high strength, heat resistance, corrosion resistance, and loosening, as a technical trading company. We supply optimal products tailored to our customers' needs, from short delivery times and small lots to long-term and large-scale demands.
Breaking! Biting! Burning! Loosening! A comprehensive guide to solving screw problems is now available for free!
Screws come in a wide variety of shapes, materials, and surface treatments depending on their purpose, and it is not an exaggeration to say that the correct selection and proper usage can maximize the inherent strength of the screw. Please leave the diverse range of issues to "Screw Concierge!" 【Contents】 ■ Three Common Troubles 1. Bolts have broken or cracked 2. Screws are seizing or welding 3. They loosen even though tightened with the correct torque ■ We will propose screws that suit your customer environment! ------------------------------------------------------------ Currently offering free know-how materials If you are interested, please click the [Download] button!! ------------------------------------------------------------ ↓ ↓ ↓
![[Latest Version ★ Now Available for Free] Screw Troubles: Case Study Collection - Rev6 -](https://image.mono.ipros.com/public/product/image/bc0/2000240126/IPROS5123839579729699576.png?w=280&h=280)
[Free Release!] ★Packed with solutions to screw problems★ A must-see for those troubled or worried about screw-related issues and selection!! Latest version - Rev6 -
Do you have any troubles with screws? Strength, corrosion resistance, heat resistance, loosening, procurement, delivery time... In this document, we have gathered voices of concerns from customers along with proposals for solutions, case studies, and various types of screws. Even though we refer to screws in general, there are various shapes, materials, and surface treatments. To maximize the inherent strength of screws, it is important to select the correct products and adhere to proper usage methods. The latest version (Rev6) includes a case study on non-seizing nuts, "Yaki-tsuka nuts"! Leave the diverse range of problems to "Screw Concierge - Yura Sansho"!! ■ We will propose screws that fit your environment! ------------------------------------------------------------ If you are interested, please click the [Download] button!! *This is a limited distribution on IPROS!! ------------------------------------------------------------ ↓ ↓ ↓
![[Free Release] A Collection of Solutions for Screw Problems That Can Be Solved in 5 Minutes - Rev7](https://image.mono.ipros.com/public/product/image/386/2000309192/IPROS7126141220595351321.png?w=280&h=280)
[IPROS Exclusive ★ Free Public Release] Do you have any troubles or concerns regarding screws? Solve it in 5 minutes! We also suggest the appropriate products! A must-see for those who are struggling♪
Do you have any concerns regarding screws like these? 1. High-performance bolts are difficult to procure. Our company offers a diverse stock of high-performance bolts for sale. 2. I want bolts that are resistant to heat and rust. We also handle bolts with excellent heat and corrosion resistance. We can also solve the following issues! ● I can't reduce strength in a corrosive environment. ● I want to prevent seizing without using lubricants. ● The bolt broke. It cracked. etc.... In this document, we have gathered voices of concerns from our customers along with proposals for solutions, case studies, and various screws. Please leave your diverse problems to "Screw Concierge - Yura San Sho." ■ We will propose screws that fit your needs. ------------------------------------------------------------ If you are interested, please click the [Download] button! *This is an IPROS exclusive distribution! ------------------------------------------------------------ ↓ ↓ ↓
We are providing a reference document summarizing the standards of screws, including the history of screws, the precision of metric screws, and the methods of expressing the finishing levels of screw components.
This document includes the history of screws, "Steps Toward International Standardization" and "Steps Toward Standardization in Our Country," as well as screw standards such as "How to Express the Precision of Metric Screws" and "How to Express the Finish Level of Screw Parts." It introduces events in chronological order, such as the establishment of the "Japanese Industrial Standards (JIS) in 1921" and the "First Metric Screw established as JIS Standard No. 13 (Metric Coarse Screw) in 1924." Additionally, it explains "Main Materials and Processing Methods for Screws." We encourage you to read it. [Contents (Partial)] ■ Chapter 1 About Screw Standards - Steps Toward International Standardization - Steps Toward Standardization in Our Country - How to Express the Precision of Metric Screws - How to Express the Finish Level of Screw Parts - Main Standards and Supplementary Standards *For more details, please refer to the PDF document or feel free to contact us.
We are featuring screws and bolts that have received high praise from the industry as truly valuable products!
The "Product Comprehensive Guide" is a general catalog of Topura Co., Ltd., which manufactures and sells small screws, tapping screws, and bolts. It features various screws and bolts, including the "HTB Bolt," which incorporates a tapping function to reduce the total cost of bolt tightening, as well as "Torsev" and "Access Point." We introduce a diverse product lineup that can fully meet the increasingly diversified and advanced needs of our customers. [Contents] ■ HTB Bolt ■ Torsev ■ Access Point ■ W-shaped Trowatite ■ Loctite S-type, etc. *For more details, please refer to the catalog or feel free to contact us.
MEIRA's products hold great potential.
Screws are small metal products, but they should not be underestimated. They play unexpectedly high-functioning roles in rocket separation components, racing car engines, and within the human body. MEIRA's products hold many possibilities. 【Business Areas】 ○ Automotive and General Industry ○ Aerospace ○ Medical For more details, please contact us.
There are many types of metal materials used in aircraft, and their standards are also diverse.
The standards used for aircraft vary in their fields and characteristics, and are used selectively as needed. This catalog will introduce MS, NAS, and AN.
If you've ever had trouble with screws, please give this a read! We will solve your problems! Delivered with an upgraded version from last time.
Do you have any concerns regarding screws? 1. High-performance bolts are difficult to procure. Our company offers a diverse stock of high-performance bolts for sale. 2. I want bolts that are resistant to heat and rust. We also handle bolts and coatings that excel in heat and corrosion resistance. Other issues include… ■ A corrosive environment but cannot compromise on strength. ■ I want to prevent seizing without using lubricants, etc. This document introduces the voices of concerns raised by our customers along with proposals for solutions, case studies, and various screw products. Please leave your diverse problems to the screw concierge, Yura Sansho. ★ We will propose screws that suit your needs. If you would like the document, please click the [Download] button! *This is a distribution exclusive to IPROS!
One-action high-strength fastening from one side! High-strength bolts that demonstrate excellent vibration resistance.
The "ST Lock" is a high-strength bolt that can be installed from one side. By using a dedicated 100V electric tool, one-action high-strength fastening can be achieved from one side without being limited by the location, such as on lines or construction sites. Additionally, during the riveting process, the rivet body expands, enhancing the hole-filling capability with the "hole fill function," which exhibits excellent vibration resistance. 【Features】 ■ One-action high-strength fastening from one side ■ Excellent vibration resistance ■ Strong fastening power ■ Beautiful finish and distinctive appearance ■ Easy & fast fastening *For more details, please refer to the PDF materials or feel free to contact us. Production and sales of the ST Lock, which has been certified by the Minister of Land, Infrastructure, Transport and Tourism, were discontinued as of March 2020. However, the current products maintain the same performance and quality management system as the minister-certified products, so we kindly ask for your continued patronage.
We will respond to all situations.
Our company has focused on the transportation equipment field for two-wheeled and four-wheeled vehicles, utilizing advanced processing technologies that meet high specifications in terms of materials, techniques, and strength, tailored to specific usage locations, environments, and purposes, to provide a wide variety of fastening components. Leveraging our rich experience and achievements cultivated in the transportation equipment sector, we will continue to provide fastening components that can withstand all kinds of harsh conditions.
We have prepared a stronger type of D-LOCK, which achieves high workability with a two-piece structure.
As a variation product of the "D-LOCK," we have prepared a product with a strength classification of 6.8, which is higher than the standard strength. Please take advantage of the D-LOCK's benefits while utilizing it for applications that previously could not use D-LOCK due to strength requirements. 【Features】 ■ Excellent workability with a 2-piece structure Unlike the conventional 5-piece (B, N, Wx2, SW), D-Lock adopts a 2-piece structure. ■ Anti-rebound function and high workability D-Lock employs a disc spring as an anti-rebound feature. ■ Bolts and nuts are domestically produced (including in-house production, except for some nuts) ■ Supports traceability through lot management We will provide inspection reports for set products. ■ Utility model (No. 3230995), technical evaluation obtained. ■ Various variation products that meet customer requests. ◎ For more details, please refer to the PDF document or feel free to contact us.
No.1 share for construction machinery bolts! Established a consistent production system from materials to heat treatment.
Kyowa Kogyo Co., Ltd. is a specialized manufacturer of high-quality bolts. The raw materials used are sourced from major domestic blast furnace and electric furnace manufacturers, and we establish a close collaboration system by providing feedback on processing information to the steel manufacturers and jointly discussing specifications. In addition to high-quality bolts, we also offer various know-how related to steel processing, including solid and hollow bolts, and special shape processing. 【Business Activities】 ■ Hex bolts ■ JIS B 1176 hex socket bolts ■ Special bolts for construction machinery ■ Internal combustion engine bolts ■ Cold forged parts for automobiles, etc. *For more details, please download the PDF or feel free to contact us.
Inquiries about inch-sized bolts and nuts are very welcome!!
We support a wide range of standards including MIL, AMS, MS, NAS, AN, AS, NASM, and many more!!! Inquiries about inch-sized bolts and nuts are very welcome!! As a supplier of industrial fasteners, we propose solutions to all fastening-related issues, including high strength, heat resistance, corrosion resistance, and loosening, as a technical trading company. We supply optimal products tailored to our customers' needs, from short delivery times and small lots to long-term and large-scale demands.
![[Latest Version ★ Now Available for Free] Collection of Case Studies for Solving Screw Problems Rev6](https://image.mono.ipros.com/public/product/image/aa6/2000301444/IPROS6794425286209877319.png?w=280&h=280)
[Currently Available for Free] Clear Solutions for Troubles and Issues Related to Screws!! We also suggest appropriate products! A must-see for those who are struggling♪
"Do you have any concerns or troubles with screws?" Strength, corrosion resistance, heat resistance, loosening, delivery time... In this document, we have gathered proposals and case studies for solutions based on the voices of our customers' concerns. There are many problems that can be solved with the right product selection. ◆Examples of Concerns◆ - High-strength bolts that are outside standard specifications are difficult to procure. - I want bolts that won't seize without using plating or coating. - It's a corrosive environment, but I can't compromise on strength. - The bolt broke. It cracked. - The screw is seizing up. It's burning. - Even though I tightened it with the correct torque, it still loosened. Please leave it to the experts!
