Check the listing for details. Klein Tools 661 Screwdriver, #1 Square Recess Tip, 4-Inch Shank. Condition: New. Listed at 12.99 USD. Klein Tools 661 Screwdriver, #1 Square Recess Tip, 4-Inch ShankThe Klein Tools #1 Square-Recess Tip Screwdriver has a 4-Inch Round-Shank for work on combination head receptacles, switch and panel screws. The Cushion-Grip handle allows for greater torque and comfort. Patented Tip-Ident quickly identifies the type of screwdriver and screwdriver tip orientation.Works on most combination head receptacle, switch and panel screwsTip-Ident® color-coded handle end quickly identifies the screwdriver type and tip orientationSpecial heat-treated, chrome plated shaft for corrosion resistanceCushion-Grip handle for greater torque and comfortPremium chrome-plated for smooth feel and corrosion resistanceInternal flanges inside handle provide solid, twist-resistant blade anchorPrecision-machined tip for exact fitMeets or exceeds applicable ASME / ANSI specificationsOverall Length: 7.75'' (19.7 cm)