Easily tackle rounded, frozen, or damaged fasteners with GearWrench's 5-Piece Bolt Biter(TM) Metric Wrench Insert Set, engineered for precision and durability. Each insert features a tapered entry that quickly and securely seats on damaged fasteners, while the bi-directional design allows for both removal and tightening. The ultra-thin design, 70% thinner than traditional extraction tools, provides access in tight spaces, and the magnetic retention system ensures a secure fit inside your wrench for reliable, efficient operation. This set delivers professional-grade performance for even the most stubborn fastener challenges. | GearWrench 5-Piece Bolt Biter Metric Wrench Insert Set