Steel Weight
Hex Bolt & U-Bolt & Long Nut Weight
Nut & Washer Weight
High Tension Bolt S10T & F10T Weight

Lifting
Eagle Clamp | Endo | F.T.Insustries | Kaesung | Kanetec | KITO | Katsuyama Kikai | Kondotec | Miki Netsuren | Osaka Jack | Super Tool | TESAC | Toyo Kohki | Taiyo Seiki |

Drilling and Cutting
Nitto Kohki | NTK | SGS | Sumitomo Denko | Vardex |

Handing Tools
FUJI | Fuji Seito | Hikoki | Makita | Miyakawa | TONE | Tohnichi | Yutani |

Welding
Asahi Weldex | Daihen | Nissan Tanaka |

Tape
Cemedine | DeWAL | Kamoi | Horiko | Nitto Denko | Nirei | Taiho | Okamoto |

Measurement
DeFelsko | Elcometer | Kett | MITSUTOYO | Nishinihonshikenki | RSK | Ryoden Shonan | Shinwa | Shodensha | Tajima | Topcon | Yamayo | Unit Test |

Painting
Anest Iwata | GRACO | Japan Grease | Meiji | Nabakem | Shinetsu | Taseto | Wagner |

Other Tools
Alinco | Matsuda Seiki | Ogura | Suiden | Trusco | Yujin |

Safety Tools
Fujii Denko | Sanko | Shigematsu | Tanizawa |

Facilities
Asahi Bagnall | Furukawa | Gentos | JCS | JTEKT | Konan Denki | Murakoshi | Murakoshi Industries | RIKEN | Shin Nihon Reiki | Shinwon | Toyobo | ULVAC |

Electricity
Iwasaki Electric | Panasonic Denko | Sakura |

Steel Materials
IKK Shot | JIRO | Namita Kiko |

Bolt & Nut
Chin Well | Chuo Tekko | Hard Rock Nut | Kishu | Mori Kouzai | Ogawa | Otani | Sanko Techno | Sudo | Teikoku |

High Tension Bolt
Dong Ah | KPF | Nippon Steel and Sumikin Bolten | Nippon Fastener | Shinko Bolt | Unytite |

Scaffolding
Bullman | Kunimoto | Kurimoto |

Rubber
INOAC | Nakai Shoko |

Construction Equipment
Asahi Kasei | Japan Life | Hilti | Kawakin Coretech | Mikasa Industry | Okabe | Okasan Kiko | Ramset | Toyo Kensetsu Kohki |

Bearing
NSK | NTN | Oiles | TOHO |

Pipe
Chichibu | Meiko Engineering | Sekisui Chemical | Toyo Mic |