Easily tackle rounded, frozen, or damaged fasteners with GearWrench's 16-Piece Bolt Biter(TM) Nut Extractor & Driver Set, engineered for professional-grade performance and durability. Crafted from chrome molybdenum alloy steel (Cr-Mo), these drivers provide exceptional strength and long-lasting reliability, while the bi-directional design allows for both removing and tightening damaged fasteners with ease. The tapered entry ensures a secure fit on every fastener, and the integrated torsion zone delivers up to 50 times longer life in high-torque impact applications. Designed for efficiency and precision, this set makes even the toughest fastener jobs faster, easier, and more dependable. | GearWrench 16-Piece Bolt Biter Nut Extractor and Driver Set