GEARWRENCH 1/2-Inch Drive X-Core Pinless Universal Joint Impact Extension Set 3-Piece (84721N)

3 Piece 1/2" Drive X-Core™ Pinless Universal Joint Impact Extension Set 6", 9" & 12" The GEARWRENCH 84721N is a three-piece 1/2-inch drive X-Core pinless universal joint impact extension set designed to improve access to fasteners in tight or awkward locations. Constructed from chrome-molybdenum alloy steel, the set includes 6-inch, 9-inch, and 12-inch extensions for automotive repair, industrial maintenance, and demanding mechanical applications. Best Used For Automotive repair: Reaching fasteners around engine components, suspension assemblies, and other restricted spaces. Industrial maintenance: Accessing recessed or angled fasteners on equipment and machinery. Mechanical service work: Extending the reach of compatible 1/2-inch drive impact sockets. Key Performance & Safety Features X-Core Pinless Joint Design: Four-lug ball-and-socket construction is engineered for strength and durability. Flexible Access: Supports a maximum operating flex angle of 30 degrees. Smooth 360-Degree Rotation: Helps position the extension for improved access. Chrome-Molybdenum Steel: Provides strength for demanding impact applications. Black Oxide Finish: Helps resist corrosion. Laser-Etched Markings: High-visibility markings make tool identification easier. What's Included One 6-inch 1/2-inch drive pinless universal joint impact extension. One 9-inch 1/2-inch drive pinless universal joint impact extension. One 12-inch 1/2-inch drive pinless universal joint impact extension. Plastic storage tray. GEARWRENCH 84721N Mechanics Tool Set Specifications Parameter Specification Model & Classification GEARWRENCH 84721N | Professional Mechanics Tool Set Drive Sizes Included 1/4 in. and 3/8 in. Drive Workstations Ratchet Mechanism 72-Tooth Quick-Release Ratchets (5° Arc Swing) Material & Finish Premium Chrome Alloy Steel with Full Polish Finish Socket Configuration Standard & Deep Sockets (SAE and Metric Assortment) Storage Case Rugged Blow-Molded Storage Case with Secure Latches Primary Applications Automotive Repair, Equipment Maintenance & General Mechanical Work Standards & Compliance Meets or Exceeds ASME B107 Specifications Mechanics Tool Set Performance Note: The GEARWRENCH 84721N mechanics tool set delivers comprehensive coverage with 72-tooth ratchets, chrome alloy sockets, and combination wrenches. Built for professional technicians, its polished finish and rugged storage case provide exceptional durability and organization in any shop environment.