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Klein Tools 663 #3 Square Recess Screwdriver, 4-Inch Round Shank
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- Works on most combination head receptacle, switch and panel screws
- Tip-Ident® color-coded handle end quickly identifies the screwdriver type and tip orientation
- Special heat-treated, chrome plated shaft for corrosion resistance
- Cushion-Grip handle for greater torque and comfort
- Internal flanges inside handle provide solid, twist-resistant blade anchor