Array ( [0] => stdClass Object ( [id] => 1 [company_id] => 7 [image_url] => company-7-company-7-company-7-UENO_Slider.jpg [image_link] => [image_popup] => 1 [slide_id] => 1 [slide_list_name] => all ) )
  • HOME
  • >
  • NEWS
  • >
  • 10 reasons Omi Seiki's bit · socket is loved worldwide

10 reasons Omi Seiki's bit · socket is loved worldwide


 Omi Seiki

In recent years, electric drivers and electric impact drivers have made a remarkable evolution. However, if the performance of the bit or socket that conveys its power is low, it will be impossible to fully demonstrate the performance of the equipment.
In this newsletter, we will introduce the special manufacturer of bits and sockets "Omi Seiki (OHMI)", which conveys the power of the driver to the screw.


About Omi Seiki

Founded in 1969 and celebrating its 49th anniversary this year, "Omi Seiki" is a specialized manufacturer of bit sockets boasting the industry's best selection. The highest quality bit · socket that has exceeded its own high precision standards is indispensable for production sites around the world.
The time of Omi Seiki’s establishment was an era when correspondence to special manufacturers (special order goods) was not sufficient, and if that were to be improved, "I made customer's special products and made them happy" using precision machinery. It is a catalyst for our foundation. This idea is still our guiding, and we always listen to the user's voice and feedback to dictate our product development, thereby sending out more easy-to-use products to the world.

 Bit and Socket

10 reasons Omi Seiki's bit · socket is loved worldwide

Omi Seiki is also in compliance with major certifications and environmental regulations of each country, and it is used at production sites around the world. We have acquired ISO 9001 certification in 2004, and acquired the latest 2015 version certificate in 2016. In addition, we comply with export trade control orders and national environmental regulations such as RoHS and RECH.

So, why are the bits and sockets of Omi Seiki popular all over the world? Is it due to their functionality?
Our company thinks the following 10 points are the main reason.

  1. 1 Abundant standard product lineup
  2. 2 Improvement of durability by a manufacturing method adapted to shape
  3. 3 Increased accuracy and provides stable screw tightening
  4. 4 Small lot production for special products
  5. 5 Production tailored to the screw hole size
  6. 6 Multiple materials and heat treatment methods
  7. 7 Detailed hardness setting
  8. 8 Reduction of breakage and wear due to change in shape and tolerance
  9. 9 Product proposal tailored to the usage environment and customer's request
  10. 10 Can be used even for automatic machines that require precision

As mentioned above, the bit socket is an important tool to transmit the power of the driver to the screw.If you are not satisfied with the bit / socket you are currently using, please try Omi Seiki's bit / socket once. You will be able to experience the high quality and performance of our products.

UENO (THAILAND) CO., LTD. Handles a wide range of bits / sockets used in HDD (hard disk drives), electric machines, automobile and motorcycle industries. We want to solve the problems of the assembly process. We will respond to customer demand such as longer life span of bit use to be more cost effective in the long run.

Should you have any inquiries, please do not hesitate to contact us.

Ueno Thailand Head Office
Tel : +66(0)2-319-8180
Email :
Mobile : 66(0)98-262-5135(WAKASA)
Email :

Sriracha branch
Tel : +66(0)98-281-1050

Chiang Mai Branch

Inquiry Form

Please feel free to contact us from the form as below.

We accept by phone and email.

KOA-SHA (THAILAND) (hereinafter referred to as the "Company" or "We"), in the variety of services provided by the Company (hereinafter referred to as the "Services"), established the following privacy policy (hereinafter referred to as the "Policy").

Definition of Personal Information

The term "Personal Information" as used in this Policy, means information about a living individual which can identify the specific individual, including name, date of birth, and other descriptions (including other information that can be easily matched to identify a specific individual).

Acquisition of Personal Information

We acquire personal information by legally fair means.

Use of Personal Information

The Company shall use personal information for the purpose of business as necessary within the scope of the following.

  • To deliver optimized information to the individual user of the Service.
  • To help improve the quality of the Service by statistical analysis.
  • In response to inquiry in regard to the Service.
  • To conduct questionnaires regarding the Service.
  • To send information regarding campaigns and new products by the Company.
  • Other purposes associated with the abovementioned purposes of use.
About cookies

The Company makes use of cookies on the Service website. In addition, cookies may be used in a portion of the advertising system. A cookie is a small amount of data regarding usage history that is sent to your browser from a website’s server and is stored on the user’s hard drive. If the user prefers the Company not to make use of cookies, the user can set their browser to reject cookies. However, if the cookies are rejected, there is a possibility that the use of the Service on the website will be affected.

Provision of Information to Third Parties

The Company will not provide personal information to any third party without obtaining prior consent by the individual concerned, except as required by applicable laws and regulations.

In addition, the Company may access personal information and disclose it to third parties in the following cases.

  • Under Prior Consent of the Individual User Concerned
  • When the disclosure of personal information is required by law or judicial court, judicial orders, decisions and instructions based on laws and regulations of government agencies.
  • When reasonable measures are necessary to defend the rights or property of the Company.
  • When the disclosure of personal information is necessary to protect the lives, bodies or property of the Company, user(s), or public, and it is difficult to obtain the individual’s consent at the time.
  • When cooperation is necessary with a national or local government organization, or a business operator entrusted by such an organization in executing affairs under laws and regulations, and in which obtaining the consent of the user(s) is likely to impede the execution of the affairs.
  • In statistical data in which the disclosure or provision does not identify the user’s identity.
Management of Personal Information
  • The Company will maintain the accuracy of personal information and manage it safely.
  • The Company will take appropriate security measures to prevent the loss, destruction, tampering or leakage of personal information.
  • The Company will take precautionary measures against the loss, destruction, tampering, and leakage of personal information through appropriate system maintenance of the operating system and education of employees.
Request for Notification, Disclosure, Correction, Suspension of Use of Personal Information

In the case the Company receives request from the individual user regarding the disclosure, correction, addition, deletion, suspension of use, or erasure of personal information, stoppage of use by a third party or notification of use, after confirmation that the requester is the individual user, the Company will respond without delay in accordance with the Personal Data Protection Act.

Note that in the case that the request does not meet the requirements stipulated by the Personal Data Protection Act, or the reason to reject such request is permitted by the Personal Data Protection Act or other laws and regulations, the request may not be fulfilled.

In addition, there is no payment required or fees associated with the request for disclosure by the individual user. However, the cost of communication from the individual user to the Company, transportation expenses, and expenses associated with the preparation of materials for the purposes of individual identification will be the responsibility of the individual user.

Revision of Privacy Policy

The Company will review the operational status of the handling of personal information and make efforts for continuous improvement, and may change the Policy as necessary. After such changes to the Policy, the Policy will be published on the Company’s website.


Please address inquiries regarding the Company’s use of personal information to

Established October 01, 2021

I have read and agree to the Privacy Policy
Please Wait
NEWS Other News
Contact Us

Bangkok Head Office
Tel: +66(0)2-319-8180

Shiracha Branch
Tel: +66(0)98-281-1050

Chiang Mai Branch
Tel: +66(0)53-141-062

Contact person
Mobile: +66(0)81-833-9265

Mobile: +66(0)81-831-4976

This website uses cookies to improve the convenience of the site. See the cookie policy for details.
In addition, by continuing to use the site, you consent to the use of cookies.