Screw Biter™ impact screwdrivers offer the convenience of a standard screwdriver with the extraction abilities of a dedicated impact driver loosing rusted stripped or other difficulttoremove screws. Their highperformance steel handle end cap transfers impact shock to an internal mechanism that rotates the heattreated alloy steel shaft 12 degrees when struck. Highstrength tips are rustresistant nickel chrome plated. Features Striking impact to drive springloaded handle to remove rounded and frozen screws Designed to drive 12 degree rotation with each impact High performance steel end cap designed for repetitive striking impacts Ergonomic trilobe dual material handle provides the optimal balance of strength and efficiency “Speed Zone” handle design for faster rotation in lowtorque applications Nonslip black oxide tip for more secure fit in fastener Blades laser etched with part number and size for quick identification Oil and solvent resistant handle provides a longer tool life Meets or exceeds ASME standards for performance and quality Contains CIMSDPH Screw Biter™ #2 x 4 Phillips® Dual Material Extraction Screwdriver CIMSDSL Screw Biter™ 1/4 x 4 Slotted Dual Material Extraction Screwdriver