Hara Kougyou is the construction industry’s leading company for grouting, air packers, and soil improvement.

HARA KOUGYOU CO., LTD.
Contact Us
  • Home
  • Products
    • Construction Tools
    • Electris Facility Tools
    • Industrial Tools
  • News
  • About Us
    • CEO Message
    • Company Informations
    • Offices
  • Contact Us


Save the earth, Environmental friendly
Support your business by our experience and
high-level solution-oriented techniques for Public Works,
Construction and Machine Engineering.

Language

  • 日本語
  • English
+81-3-3902-3431

Construction Tools

HARA KOUGYOU CO., LTD.Our productsConstruction Tools

Main Products

  • 2NN32 Air packer

    Read more
  • NN28 Packer

    Read more
  • Screw Packer

    Read more
  • Slide Gate Valve

    Read more
  • High pressure air packer

    Select options

All Products

Boring tools

Boring rod

Core tube

High pressure air packer

Grouting machine parts, tool

Packer

Preventer

Foundation ground anchor

Grouting rod

Materials for expand packer

Sleeve pipe

Double packer

Materials for high pressure injection method

Materials for mechanical agitation process

High pressure hoses

Parts for shotcrete

Hoses

Inquiries

Please fill out this form for inquiries about our products, requests for informational materials, and estimates.

Inquiry form

Office hours

Monday
8:00 - 17:00
Tuesday
8:00 - 17:00
Wednesday
8:00 - 17:00
Thursday
8:00 - 17:00
Friday
8:00 - 17:00
Saturday
Closed
Sunday
Closed
Note : Closed on all Saturdays except 1st Saturday A.M., Sundays and Japanese Public holidays.

Footer Logo

ZIP:115-0044
2-13-8 Akabane-minami, Kita-ku, Tokyo

+81-3-3902-3431

原工業株式会社|サイトポリシー|プライバシーポリシー
Copyright © 2017 HARA KOUGYOU CO., LTD.
Scroll Up
HARA KOUGYOU CO., LTD.
  • Home
  • Products
    • Construction Tools
    • Electris Facility Tools
    • Industrial Tools
  • News
  • About Us
    • CEO Message
    • Company Informations
    • Offices
  • Contact Us
03-3902-3431
MENU