• Screwdriver with black handle and yellow head on a white background
  • Klein Tools screwdriver set with various describing bits on a white background
  • Black cylindrical handle with a circular component displaying '600' and '4' on a white background
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Klein Tools 1/4-Inch Keystone Screwdriver, 4-Inch Square Shank

Klein Tools 1/4-Inch Keystone Screwdriver, 4-Inch Square Shank

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Klein's 4-inch Keystone screwdriver combines professional-grade engineering with user-focused design. The heavy-duty square shank accommodates wrench assistance for maximum turning power in demanding applications. 

  • Cushion-Grip™ handle for greater torque and comfort and premium chrome-plated for smooth feel and corrosion resistance
  • Internal flanges inside handle provide solid, twist-resistant blade anchor
  • Made in USA
  • Special heat-treated shafts
  • Precision-machined tip for exact fit
  • Meets or exceeds applicable ASME / ANSI specifications
  • Tip-Ident® quickly identifies the screwdriver type and tip orientation
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