T-Spring

Just attach it to the excess length of the bolt! Solve nut loosening with the power of the spring.

last updated Apr 23, 2026

Smart Hyper Road Nut

Overwhelming performance! Ensures prevention of loosening and falling off.

last updated Apr 23, 2026

[Data] Comparison of Equivalent Materials for SNB23 Material Mechanical Properties

Providing guidelines for material selection! Comparative analysis of the mechanical properties of SNB23 material and equivalent materials.

last updated Apr 15, 2026

【Information】Differentiating between CAP screws and hex bolts

From space-saving design to high versatility! Explaining the differences between CAP screws and hex bolts.

last updated Apr 15, 2026

[Information] About the strength classification differences of hexagon socket bolts (steel/raw).

Explain the reason for the different strength classifications above and below M22 from the perspective of manufacturing processes and quality control!

last updated Apr 15, 2026

[Data] Hexavalent Chromium and Trivalent Chromium: A Thorough Comparison

From the basics of chromate treatment to environmental regulations! A detailed comparison of hexavalent chromium and trivalent chromium.

last updated Apr 15, 2026

[Data] Analysis of Price Trends for Iron and Stainless Steel Bars

Aiding future procurement strategies and cost management! An explanation of the trends of SS400 and SUS304 from 2020 to 2025.

last updated Apr 15, 2026

Machined and sheet metal processed parts: Cost fluctuation comparison data for 2020-2025.

Average increase of 25% to 40% in overall parts costs! Comparative materials clarifying the factors of variation and their impact.

last updated Apr 15, 2026

[Information] New Employee Training: Basics and Applications of Screws, Bolts, and Hex Socket Bolts

Learn the features of various fastening components and their proper usage! Basic training materials for the assembly manufacturing industry.

last updated Apr 15, 2026

[Information] Proposal for the Forging of Metal Cutting Process Products and Die-Cast Products

Achieve quality improvement and long-term cost reduction! We propose a transition from cutting processing and die casting.

last updated Apr 15, 2026

[Information] Basic Education on Export Control Regulations for Sales Representatives

Let's learn about the importance of security trade management and practical points! Introducing basic knowledge.

last updated Apr 15, 2026

[Data] Screw Tolerance Comparison Table: Old JIS and New JIS

Explaining the importance of proper screw selection! Comparing the screw tolerances of the old JIS and new JIS.

last updated Apr 15, 2026

Resin screw

For inquiries about resin screws, please contact Ota.

last updated Apr 23, 2026

Petal fastener

The world's first! Bolt and nut loosening and falling prevention spring.

last updated Apr 23, 2026

RUSPERT

Enhance your plating capabilities! A rich lineup of color variations.

last updated Mar 18, 2026

Surface treatment technology "RUSPERT ZERO・STAIN"

Completely chrome-free! Treatment that takes into account the global environment without relying on hexavalent chromium, of course, and trivalent chromium.

last updated Mar 18, 2026

Rust prevention treatment technology "DISGO RINTAS"

Thin film with high corrosion resistance and strong toughness! Since the processing temperature is below 200°C, it does not affect the physical properties of the product.

last updated Mar 18, 2026

Surface treatment technology "DISGO LUNA"

Completely chrome-free and environmentally friendly molten zinc plating base barrier coating!

last updated Mar 18, 2026

Zinc-rich paint "Draal"

Zinc and aluminum-based room temperature drying thin film high corrosion-resistant anti-rust paint!

last updated May 19, 2026

Rust prevention treatment technology "DISGO LANEW"

Chromium-free, environmentally friendly thin film with high corrosion resistance hybrid type!

last updated Mar 18, 2026

Chrome-free coating "DISGO (low temperature type)"

Suitable for high carbon steel materials with hydrogen embrittlement treatment! Significantly reduces electrocorrosion.

last updated Mar 18, 2026

Rust-inhibiting coating "RUSPERT ZERO・TOP"

Protecting the damaged area! A hybrid type with excellent adhesion properties, both organic and inorganic.

last updated Mar 18, 2026

High corrosion-resistant chrome-free coating "DISGO"

Hydrogen embrittlement-free! Chrome-free high corrosion-resistant surface treatment technology adapted to environmental needs.

last updated Mar 18, 2026

Water-based high corrosion-resistant alloy coating "New RUSPERT"

Exhibits excellent corrosion resistance with completely non-chrome! A water-based system that considers the environment.

last updated Mar 18, 2026

RUSPERT Non-Chrome

Completely chrome-free and highly corrosion-resistant! No substances from the RoHS Directive are used at all.

last updated Mar 18, 2026

RUSPERT Non-Chrome <Stainless Steel Specification>

Protection of stainless steel, measures against electrolysis and salt damage! Reduces the occurrence of galling.

last updated Mar 18, 2026

Thin film high corrosion-resistant alloy coating "LAFRE"

A groundbreaking rust prevention treatment technology developed by consolidating years of expertise!

last updated Mar 18, 2026

High corrosion-resistant anti-rust treatment technology "CAELAR LB"

Ultra-high corrosion resistance, elevating iron beyond stainless steel! New development of W alloy, completely chrome-free.

last updated Mar 18, 2026

[Basic Knowledge of Screw Products] I want to know the length of the threaded part of a half-thread screw!

There is a calculation method used when you want to know the length of the threaded part! Here are some frequently asked questions.

last updated Feb 03, 2026

Basic Knowledge of Screw Products: What are the differences between the old JIS and new JIS for flat washers?

The names have been divided into old and new because the dimensions have changed slightly over the years!

last updated Feb 03, 2026