We have compiled a list of manufacturers, distributors, product information, reference prices, and rankings for High Strength Bolts.
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High Strength Bolts Product List and Ranking from 6 Manufacturers, Suppliers and Companies

Last Updated： Aggregation Period:Jul 30, 2025～Aug 26, 2025
This ranking is based on the number of page views on our site.

High Strength Bolts Manufacturer, Suppliers and Company Rankings

Last Updated： Aggregation Period:Jul 30, 2025～Aug 26, 2025
This ranking is based on the number of page views on our site.

  1. null/null
  2. 共和工業所 Ishikawa//Machine elements and parts 営業
  3. トープラ Kanagawa//Machine elements and parts
  4. 4 トーネジ Tokyo//Building materials, supplies and fixtures
  5. 5 ロブテックスファスニングシステム Tokyo//Machine elements and parts 東京本社
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High Strength Bolts Product ranking

Last Updated： Aggregation Period:Jul 30, 2025～Aug 26, 2025
This ranking is based on the number of page views on our site.

  1. Basic Knowledge of Screws: About Screw Standards
  2. High-strength bolts (cold forging, hot forging, thread rolling, heat treatment, surface treatment) 共和工業所 営業
  3. Topura Co., Ltd. "Product General Guide" トープラ
  4. 4 Inquiries about inch-sized bolts and nuts are very welcome.
  5. 4 I know everything about unified screws.

High Strength Bolts Product List

1～15 item / All 16 items

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Topura Co., Ltd. "Product General Guide"

Topura Co., Ltd. "Product General Guide"

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.

  • Other machine elements
  • bolt

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Meira Corporation, a manufacturer of various types of lot assembly for aircraft applications.

Meira Corporation, a manufacturer of various types of lot assembly for aircraft applications.

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.

  • Other machine elements

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High-strength bolt "ST Lock"

High-strength bolt "ST Lock"

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.

  • Other consumables

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Product lineup for the transportation equipment sector

Product lineup for the transportation equipment sector

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.

  • Engine parts
  • Vehicle body parts
  • Fuel system parts

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High Strength 2-Piece Set Bolt "D-LOCK Strength Classification 6.8"

High Strength 2-Piece Set Bolt "D-LOCK Strength Classification 6.8"

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.

  • bolt

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High-strength bolts (cold forging, hot forging, thread rolling, heat treatment, surface treatment)

High-strength bolts (cold forging, hot forging, thread rolling, heat treatment, surface treatment)

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.

  • bolt
  • Processing Contract

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