Ko-Ken Japanese Sockets, Ratchets & Drive Tools

Ko-Ken Japanese Sockets, Ratchets & Drive Tools

Shop Ko-Ken tools for professional automotive, mechanical and industrial fastening work. Ridge Toolbox carries Ko-Ken sockets, ratchets, socket sets, bit sockets, drive adapters, spinner handles, specialty automotive sockets and related drive accessories in metric and SAE sizes across multiple square-drive sizes.

Socket Sets, Bit Sockets & Specialty Automotive Tools

Build out your toolbox with individual sockets and sets, hex bit sockets, TORX® bit sockets, XZN triple-square bit sockets, O2 sensor sockets, fuel-system service sockets and other specialty fastening tools. The collection also includes pins, O-rings, C-rings and supporting hardware for compatible socket applications.

Ko-Ken Z-Series & Professional Ratchets

Browse compact Ko-Ken Z-Series bit sockets along with ratchet handles, ratchet adapters and other drive tools for work where access and tool control matter. With thousands of Ko-Ken products available, this collection makes it easier to match drive size, fastener profile and application in one place.

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  • 1/2 Sq. Dr. Stud Puller 16mm 75mm

    1/2 Sq. Dr. Stud Puller 16mm 75mm

    1/2 Sq. Dr. Stud Puller 16mm 75mm
    $88.82 USD
    $88.82 USD
  • 1/2 Sq. Dr. Stud Puller 13mm 75mm

    1/2 Sq. Dr. Stud Puller 13mm 75mm

    1/2 Sq. Dr. Stud Puller 13mm 75mm
    $88.82 USD
    $88.82 USD
  • 1/2 Sq. Dr. Stud Puller 10mm 70mm

    1/2 Sq. Dr. Stud Puller 10mm 70mm

    1/2 Sq. Dr. Stud Puller 10mm 70mm
    $77.60 USD
    $77.60 USD
  • 1/4 Hex Dr. Form Tie 70mm

    1/4 Hex Dr. Form Tie 70mm

    1/4 Hex Dr. Form Tie 70mm
    $18.28 USD
    $18.28 USD
  • O Ring for 2 1/2 Sq. Dr. - 158mm

    O Ring for 2 1/2 Sq. Dr. - 158mm

    O Ring for 2 1/2 Sq. Dr. - 158mm
    $36.94 USD
    $36.94 USD
  • O Ring for 2 1/2 Sq. Dr. - 114mm

    O Ring for 2 1/2 Sq. Dr. - 114mm

    O Ring for 2 1/2 Sq. Dr. - 114mm
    $28.42 USD
    $28.42 USD
  • 70mm hex sockets)" >
    1" Sq.Dr. O-Ring (for >70mm hex sockets)
    70mm hex sockets)" data-quick-add-button="add" data-product-options-count="1" >

    1" Sq.Dr. O-Ring (for >70mm hex sockets)

    1" Sq.Dr. O-Ring (for >70mm hex sockets)
    $11.52 USD
    $11.52 USD
  • Ko-ken 1" O Ring - professional professional hand tools

    1" O Ring

    1" O Ring
    $2.36 USD
    $2.36 USD
  • O Ring for 1 1/2" Sq. Dr. - 114mm

    O Ring for 1 1/2" Sq. Dr. - 114mm

    O Ring for 1 1/2" Sq. Dr. - 114mm
    $25.68 USD
    $25.68 USD
  • Ko-ken 5/8" O-Ring - professional professional hand tools

    5/8" O-Ring

    5/8" O-Ring
    $1.78 USD
    $1.78 USD
  • 1/2" O-Ring (for larger hex sizes)

    1/2" O-Ring (for larger hex sizes)

    1/2" O-Ring (for larger hex sizes)
    $1.34 USD
    $1.34 USD
  • 1/2" O-Ring

    1/2" O-Ring

    1/2" O-Ring
    $1.37 USD
    $1.37 USD
  • 3/8" O Ring (for larger hex sizes)

    3/8" O Ring (for larger hex sizes)

    3/8" O Ring (for larger hex sizes)
    $1.34 USD
    $1.34 USD
  • 3/8" O Ring

    3/8" O Ring

    3/8" O Ring
    $1.14 USD
    $1.14 USD
  • 1/4" O Ring

    1/4" O Ring

    1/4" O Ring
    $0.88 USD
    $0.88 USD
  • O Ring for 3 1/2 Sq. Dr. - 183mm

    O Ring for 3 1/2 Sq. Dr. - 183mm

    O Ring for 3 1/2 Sq. Dr. - 183mm
    $156.00 USD
    $156.00 USD
  • O Ring for 3 1/2 Sq. Dr. - 158mm

    O Ring for 3 1/2 Sq. Dr. - 158mm

    O Ring for 3 1/2 Sq. Dr. - 158mm
    $149.54 USD
    $149.54 USD
  • 1/4 Sq. Dr. Universal Socket 7/16 12 point 39.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 7/16 12 point 39.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 7/16 12 point 39.1mm Aerospace
    $27.87 USD
    $27.87 USD
  • 1/4 Sq. Dr. Universal Socket 5/16 12 point 34.6mm Aerospace

    1/4 Sq. Dr. Universal Socket 5/16 12 point 34.6mm Aerospace

    1/4 Sq. Dr. Universal Socket 5/16 12 point 34.6mm Aerospace
    $27.53 USD
    $27.53 USD
  • 1/4 Sq. Dr. Universal Socket 3/8 12 point 35.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 3/8 12 point 35.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 3/8 12 point 35.1mm Aerospace
    $27.87 USD
    $27.87 USD
  • 1/4 Sq. Dr. Universal Socket 1/4 12 point 31.8mm Aerospace

    1/4 Sq. Dr. Universal Socket 1/4 12 point 31.8mm Aerospace

    1/4 Sq. Dr. Universal Socket 1/4 12 point 31.8mm Aerospace
    $27.53 USD
    $27.53 USD
  • 1/4 Sq. Dr. Universal Socket 1/2 12 point 40.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 1/2 12 point 40.1mm Aerospace

    1/4 Sq. Dr. Universal Socket 1/2 12 point 40.1mm Aerospace
    $27.87 USD
    $27.87 USD
  • 1/4 Sq. Dr. Socket 9/32 12 point 22mm Aerospace

    1/4 Sq. Dr. Socket 9/32 12 point 22mm Aerospace

    1/4 Sq. Dr. Socket 9/32 12 point 22mm Aerospace
    $4.50 USD
    $4.50 USD
  • 1/4 Sq. Dr. Socket 9/16 12 point 24mm Aerospace

    1/4 Sq. Dr. Socket 9/16 12 point 24mm Aerospace

    1/4 Sq. Dr. Socket 9/16 12 point 24mm Aerospace
    $5.78 USD
    $5.78 USD