Transforming customer requests into tangible forms through creativity is our business.
TONEJI Co., Ltd. not only provides traditional fastener products such as bolts, nuts, and washers, but also assists customers in creating better products through the development and design of metal parts and value-added proposals to meet various demands in a diversifying society. Currently, we mainly manufacture and sell our unique brand products such as D-Lock, HugBolt, and T-LSB. We also engage in custom manufacturing and contract testing. Under the philosophy of "creating work that contributes to society," we will take on the mission of supplying safer, more convenient, and stable quality products with a new company name and structure. 【Business Activities】 - Provision of fastener products such as bolts, nuts, and washers - Development, design, and value-added proposals for metal parts - Contract performance testing using various testing machines For more details, please contact us or download our catalog.
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【 Product Lineup 】 [Construction] ○ Hug Bolt, D-LOCK, D Coupler, Anchor Bolt ○ Tension Rods, Braces, Tabs, etc. ○ Backing Plates, Bush Bolts, Medium Bolts, etc. [Civil Engineering] ○ Support Formwork Connection Pins, Flexible Joints, Bolts for Corrugated Pipes ○ Bolts for Liner Plates, Bolts for Guardrails, U-Bolts ○ Tie Rods, Bolts for Overhead Wires, Joint Bolts, Reinforced Soil Support Fittings, etc. [Vehicles] ○ Vehicle Disc Bolts, Stopper Bolts for Shinkansen, Automotive Bolts ○ Truck Bolts, Forklift Bolts, Idler Bolts ○ Idler Washers, Mars, etc. [Machinery] ○ D-LOCK, Adjuster Bolts, Level Bolts, Drum Bolts ○ Hex Plugs, Bearing Bolts, Socket Screws, etc. [Construction Method] ○ D-Thru Method: Earthquake-Resistant Foundation Safety Construction System [Energy] ○ D-LOCK [Developed Products] ○ Drum Bolts, Hug Bolts, D-LOCK, Support Formwork Connection Pins ○ D-Thru, Link Bolts, and Special Tools, etc. ● For details, please contact us or download the catalog.
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Company information
TONEJI Co., Ltd. not only provides traditional fastener products such as bolts, nuts, and washers, but also assists customers in creating better products through the development and design of metal parts and value-added proposals to meet various demands in a diversifying society. Currently, we mainly manufacture and sell our unique brand products such as D-Lock, HugBolt, and T-LSB. We also engage in the production of custom-made products and contract testing. Under the philosophy of "creating work that contributes to society," we will take on the mission of supplying safer, more convenient, and stable quality products with a new company name and new structure.
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