Ergonomic tri-lobe dual material handle provides the optimal balance of strength and efficiency?Speed Zone? handle design for faster rotation in low-torque applicationsDual material handle offers a more comfortable grip and higher performanceNon-Slip black oxide tip for more secure fit in fastenerBlades laser etched with part number and size for quick identificationOil and solvent resistant handle provides a longer tool lifeFull polish alloy steel screwdriver shaft prevents rust and corrosionMeets or exceeds ASME standards for performance and quality