GearWrench Nut Driver Extractor Set 86170 1/4 to 1/2 Inch 8 Piece Bolt Biter Kit (Chrome Moly Steel Bi Directional Damaged Hardware Extraction)

Grip What Others Can't—Extract Rounded, Frozen, or Damaged Fasteners with Confidence The Gearwrench 86170 Bolt Biter™ Nut Extractor & Driver Set is engineered for professionals who refuse to waste time on stripped or seized fasteners. Whether you're tackling rusted bolts in automotive repair, frozen hardware in HVAC installs, or damaged fasteners in industrial maintenance, this 8-piece set delivers unmatched extraction power and durability. Featuring a bi-directional gripping design, Bolt Biter™ drivers seat quickly and securely without cutting into fasteners—preserving both tool and material. The dual-size sockets work with SAE and metric fasteners, while the impact-ready torsion zone withstands high torque applications. Made from premium chrome molybdenum alloy steel and finished in corrosion-resistant black oxide, these drivers last up to 50x longer than conventional extractors. Ideal for mechanics, contractors, and technicians who demand performance, precision, and longevity from every tool in their kit. What's Included 8x Bolt Biter™ Nut Driver Sockets (SAE/Metric) Pivoting GEARCASE Insert Rail for Storage Specifications Set Size Range 1/4 in – 1/2 in / 7mm – 13mm Measurement Type SAE / Metric Material Chrome Molybdenum Alloy Steel Finish Black Oxide Weight 0.661 lb UPC 099575861703 Prop 65 Yes Type Nut Driver Family Name Bolt Biter™ Included Storage Rail Upgrade your extraction game with Gearwrench Bolt Biter™—the smarter solution for damaged fasteners.