• Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-Point, 200mm Front View
  • Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-Point, 200mm mechanical drawing
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Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-Point, 200mm

$106
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SKU: 13146M.200-8

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    Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-Point, 200mm Front View

    Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-Point, 200mm
    Reach Deep Fasteners with a Universal 8mm Socket

    Reach Deep Fasteners with a Universal 8mm Socket

    Built for jobs where a normal socket can’t get a straight shot. This 3/8" drive extension universal socket combines extra reach (200mm) with a universal-style joint so you can work around brackets, hoses, frames, and tight swing areas. The 6-point 8mm end helps keep solid contact on fasteners, and the built-in magnet helps retain the fastener during removal and install.

    Specs

    Spec

    Detail

    Brand

    Ko-ken

    Drive Size

    3/8"

    Drive Shape

    Square

    Socket Size (Output)

    8mm

    Opening

    6 Point


    Overall Length

    200mm

    Product Dimensions (Line Drawing)

    D1: 12mm / D2: 19mm / H: 6mm / L: 200mm

    What This Is For

    • Reaching recessed 8mm fasteners without stacking multiple extensions
    • Working at an angle when straight access is blocked
    • Tight compartments where you need reach plus a little articulation
    • Service work where you want the fastener held by a magnet instead of falling into the machine

    Why Use an Extension Universal Socket Instead of a Standard Socket + U-Joint?

    • Cleaner setup: one tool instead of multiple pieces
    • More control in tight spaces (less wobble than long stacks)
    • Faster on repetitive jobs (grab one tool and go)
    • Magnet retention helps reduce dropped fasteners

    How to Use (Best Practice)

    1. Seat the 8mm 6-point end fully on the fastener.
    2. Keep the angle as straight as possible, then add only the articulation you need.
    3. Apply steady force; avoid sudden impacts at extreme angles.
    4. When installing, start threads by hand whenever possible to prevent cross-threading.

    Common Fit Notes

    • 3/8" square drive input fits standard ratchets, torque wrenches, and extensions
    • 6-point is best for maintaining contact on tight or slightly rounded fasteners
    • Use the length to your advantage for access, not as a substitute for the correct torque method

    In the Box

    • 1x Ko-ken 3/8" Drive Extension Universal Socket — 8mm, 6-point, 200mm