Ko-ken
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Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces
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Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces
Designed and manufactured in Japan for precision and durability.
Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces
Item #: 83835583

Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces

Item #: 83835583

PHP 6372

Price Details

Excluding Shipping & Custom charges ( Shipping and custom charges will be calculated on checkout )

*All items will import from US

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Order now and get it around Sunday, August 16
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Designed and manufactured in Japan for precision and durability.
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What Stands Out

Versatile Lengths
The set includes extension bars ranging from 32mm to 250mm, offering flexibility for various applications and access to tight spaces, making it ideal for both professionals and DIY enthusiasts.
Quality Build
Constructed from high-quality materials, these extension bars ensure durability and longevity, providing users with reliable performance even in demanding environments.
Convenient Storage
Packed in an ABS tray, the set allows for organized storage and easy transportation, ensuring that all pieces are kept secure and readily accessible whenever needed.

Product Details

Shop Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces online at a best price in Philippines. B003ZCQCGG
BrandKo-ken
Item Length250 Millimeters
MaterialPlastic
Number of Pieces6
Drive Bit Shank StyleSquare

Who Should Buy?

Suitable For
  • DIY Enthusiasts

    Ideal for hobbyists who require versatile extension bars for various home improvement projects and repairs.

  • Mechanics and Technicians

    Perfect for automotive professionals needing reliability and flexibility in tight spaces during repairs and maintenance.

  • Tool Collectors

    Great for collectors who appreciate high-quality tools, offering a well-organized set in an ABS tray.

Not Suitable For
  • Heavy Industry Users

    Not suitable for heavy industrial applications where extreme durability and strength are required on a daily basis.

Product Description

Ko-ken PK37606 38 Sq. Dr. Extension Bar set 32-250mm ABS Tray 6 pieces

Have any Query? Chat with us

Customer Questions & Answers

  • Question: What is the Koken Extension Bar PK3760/6 used for?

    Answer: The Koken Extension Bar PK3760/6 is primarily designed to extend the reach of your tools, providing added leverage and versatility. This extension bar allows you to access tight spots and improve torque when loosening or tightening fasteners. Whether you're a professional mechanic or a DIY enthusiast, this tool is invaluable for reaching awkward angles in automotive repairs or home improvement tasks.
  • Question: What is the length of the Koken Extension Bar PK3760/6?

    Answer: The Koken Extension Bar PK3760/6 features a length of 6 inches, making it suitable for various applications that require an extended reach. This length strikes a fine balance between accessibility and leverage, allowing users to work efficiently in confined spaces without sacrificing power. It's particularly useful in automotive settings where space is restricted, such as engine bays or undercarriage areas.
  • Question: Is the Koken Extension Bar PK3760/6 compatible with all socket sizes?

    Answer: Yes, the Koken Extension Bar PK3760/6 is designed to be compatible with a wide range of socket sizes according to its drive size. Typically engineered for 1/2-inch drive sockets, this extension bar works seamlessly with various socket brands and types. This universal compatibility allows you to use it effectively for numerous tasks, from basic home repairs to professional automotive work.
  • Question: What materials are used in the construction of the Koken Extension Bar PK3760/6?

    Answer: The Koken Extension Bar PK3760/6 is made from high-grade chrome vanadium steel, ensuring durability and resistance to wear. This material choice enhances the extension bar's strength, allowing it to withstand rigorous use without bending or breaking. Its robust construction is particularly beneficial in heavy-duty tasks and ensures longevity, making it an essential tool for both professional and home mechanics.
  • Question: Can the Koken Extension Bar PK3760/6 be used with impact tools?

    Answer: While the Koken Extension Bar PK3760/6 is a versatile tool, it is not specifically designed for use with impact tools. Standard hand tools will work best with this extension bar, ensuring optimal performance and protection. For tasks that require an impact wrench, consider using an extension bar that is rated for impact use. This compliance prevents damage and ensures your tools maintain their integrity under high torque.
  • Question: What is the weight of the Koken Extension Bar PK3760/6?

    Answer: The Koken Extension Bar PK3760/6 has a lightweight design that ensures ease of handling without compromising strength. This portability makes it convenient for users who need to carry multiple tools on the go, whether for professional jobs or personal projects. Despite its lightweight nature, the bar provides the necessary leverage you need while working in various settings, from garages to workshops.
  • Question: What are the benefits of using a Koken Extension Bar PK3760/6 over standard ratchets?

    Answer: Using a Koken Extension Bar PK3760/6 offers enhanced reach and leverage, which a standard ratchet may not provide. This bar allows the user to access fasteners in hard-to-reach places without shifting their position, making it more efficient. It is particularly advantageous in automotive or machinery repairs where space is limited, ensuring you can work comfortably and effectively without straining yourself.
  • Question: Does the Koken Extension Bar PK3760/6 come with any special features?

    Answer: The Koken Extension Bar PK3760/6 boasts a polished chrome finish, offering corrosion resistance and facilitating easier cleaning. Additionally, its precisely engineered dimensions ensure a secure fit with your sockets, minimizing slippage while working. Such features enhance user satisfaction and performance while ensuring that the bar can withstand typical wear and tear in demanding environments.
  • Question: How do I clean and maintain the Koken Extension Bar PK3760/6?

    Answer: Maintaining the Koken Extension Bar PK3760/6 is straightforward; simply wipe it down after use with a clean cloth to remove grease and dirt. For deeper cleaning, mild soap and water can be used. Avoid abrasive cleaners that may scratch the surface. Proper maintenance prolongs the tool's life and ensures optimal performance, making it ready for any task you may encounter.
  • Question: Where can I buy Koken Extension Bar PK3760/6 in Philippines?

    Answer: You can purchase the Koken Extension Bar PK3760/6 from Ubuy in Philippines. Ubuy provides a reliable shopping experience with access to a wide range of tools, ensuring that you can find what you need conveniently. Their platform allows for easy browsing and offers excellent product information to help you make informed purchasing decisions.

Ko-ken Extension Bits Editorial Review

The Koken Extension Bar PK3760/6 has garnered a remarkable reputation among its users, with many praising the exceptional quality, design, and functionality of the tool. Customers report that the extensions are expertly machined, providing an impeccable fit and finish that stands out in the competitive landscape of hand tools. A particularly lauded feature is the innovative "6 sided knurling," which enhances grip and ease of use—allowing users to tighten or loosen the extensions effectively even when their hands are oily or dirty. This thoughtful design feature also prevents the extensions from rolling away when not in use, providing an extra layer of convenience for mechanics and DIY enthusiasts alike. Moreover, users express their satisfaction with the satin finish and overall aesthetic appeal of the extensions. The precise engagement of the extensions with sockets and ratchet heads received positive feedback, with many noting the minimal play and the seamless compatibility with both Koken and non-Koken branded sockets. This demonstrates the versatility and well-engineered nature of the product. The extension set also includes a thoughtfully designed storage tray that neatly organizes the tools without occupying excessive space, further emphasizing Ko-ken's commitment to quality and usability. While competing products from notable brands such as Snap-On and Hazet are part of some customers' tool collections, it is the superior craftsmanship and performance of Koken tools that resonates most with users, reinforcing the value proposition of this extension set. In conclusion, the Koken Extension Bar PK3760/6 is celebrated for its remarkable quality, thoughtful design, and user-friendly features, making it a highly recommended addition for anyone serious about their tool collection. **

Customer Reviews & Ratings

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Pros

  • Exceptional quality and craftsmanship
  • 6 sided knurling for improved grip
  • Precise fit and minimal play with sockets and ratchet heads
  • Attractive satin finish
  • Convenient storage tray included
  • Versatile compatibility with various socket brands

Cons

  • May not be as well known as some other premium tool brands

Platform Trust & Buyer Confidence

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Mohammad
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“Excellent quality and original too,when ubuy send original things I will appreciate that ,I very satisfied thank you”

23 July 2026 · via Trustpilot
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“The order and delivery progress was communicated very well. Package arrived within the estimated time. Products arrived as expected in good condition.”

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“Good supply of products. Safe payment methods, and shipment worldwide! Genuine products.”

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“Was my first time buying a product from Ubuy, but I found it so helpful. This is reliable. Gonna place a new order!”

22 July 2026 · via Trustpilot
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23 July 2026 · via Trustpilot
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Important information

  • Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
  • Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

PHP 6372

Order now and get it around Sunday, August 16

QTY:

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PCI DSS compliant and ISO 27001:2022 certified, with encrypted payments and full buyer protection on every order.

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Fastest cross-border delivery

Features & Benefits

  • High-quality extension bar set for 3/8 square drive tools.
  • Includes six different length bars for versatile use (32mm to 250mm).
  • Knurled base ensures secure handling during use.
  • Compact and organized in a durable ABS tray.
  • Ideal for automotive, industrial, and maintenance applications.
  • Precision-engineered for optimal performance and reliability.

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