Klein Tools Square Reces Screwdriver Set 4Piece Black/Yellow. Screwdriver tips are precision machined for an exact fit. The Cushion-Grip handles provide greater torque and comfort. Specifications for Klein Tools Square Reces Screwdriver Set: Manufacturer: Klein Tools Color: Black/Yellow Features of Klein Tools Square Reces Screwdriver Set Screwdriver Set with color coded handle ends for quick and easy identification. Screwdrivers feature round shanks with square recess tips for square recess screws. Chrome plated shafts resist corrosion and Cushion-Grip handles provide handles for greater torque and comfort. Double wings inside handles provide solid twist-resistant blade anchors. Works on most combination head receptacle switch and panel screws. Contains No. 0 tip No. 1 tip No. 2 tip and No. 3 tip. Package Contents: Klein Tools Square Reces Screwdriver Set 660 661 662 and 663 Klein Tools 85664: Square Reces Screwdriver Set 4Piece Black/Yellow