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3 Piece Adapter Set

About this item

  • Extra long adaptors
  • 1/2" (73mm)
  • 3/8" (65mm)
  • 1/4" (65mm)


  • Made with chromium-vanadium steel forging, providing high strength and excellent wear resistance for long-lasting use.
  • Features a black phosphate finish that not only prevents rust and corrosion but also absorbs and retains oil, keeping moisture at bay.
  • Equipped with a spring ball lock mechanism to ensure a secure fit with the driver head, preventing slipping during operation.
  • Can be securely installed in handheld drivers, drill drivers, or impact wrenches for versatile use.
  • Chamfered ends enable smooth insertion into fastener heads, reducing wear and tear on both the tool and fasteners.
  • Suitable for a wide range of applications, including DIY hand-making, household maintenance, and general repairs.


  • Drive: 1/4-inch, 3/8-inch, 1/2-inch
  • Hex Shank: 1/4-inch
  • Total Length: 65mm / 2.5-inch, 72mm / 3-inch
  • Material: Chrome Vanadium Steel

Further details:


  • Set Includes: 3 x 1/4" hex shank extensions in 1/4", 3/8", and 1/2" drive sizes.
  • CR-V Steel: Made from heat-treated chrome vanadium steel with a black phosphate finish for corrosion resistance and added strength.
  • Secure/Firm: Equipped with a spring-loaded ball to retain sockets and prevent them from dropping. The through-holes of the drive end of the adapter and the reducer are locked on the drive tang.
  • Usage: Attach the extension bars to any powered/cordless drill chuck or impact driver to convert it into a high-speed nut driver.
  • Chamfered Design: Chamfered ends smoothly insert into fastener heads, reducing wear.