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1" Drive x 77mm Standard 6pt Impact Socket - Grey Pneumatic

Part #: 4077M

The Grey Pneumatic 4077M 1" Drive x 77mm Standard 6pt Impact Socket is engineered for demanding professional use in automotive and industrial environments. Constructed from high-quality chrome-molybdenum alloy steel, this socket provides exceptional strength and resilience to withstand the extreme torque and repetitive impacts of high-powered 1-inch drive impact wrenches. It delivers reliable performance for heavy-duty fastening and removal tasks.

Key Features

  • Heavy-Duty Chrome-Molybdenum Construction: Forged from robust chrome-molybdenum alloy steel and undergoing thorough heat treatment, this socket is designed for maximum strength and long-term durability under extreme stress.
  • 6-Point High Torque Design: The 6-point configuration firmly grips the flat sides of fasteners, minimizing slippage and reducing the risk of rounding, thus preserving fastener integrity. Grey Pneumatic's "High Torque" drive further enhances strength and allows for up to 20% more torque application compared to standard hex impact sockets.
  • Impact-Grade Durability: Specifically engineered to absorb and withstand the shock and vibration inherent to impact tools, ensuring extended service life and consistent performance in the toughest applications.
  • Corrosion Resistant Finish: Features a protective black oxide finish that offers superior resistance to rust and corrosion, prolonging the tool's life in harsh work environments.
  • Precision Engineered: Manufactured to precise specifications for an optimal fit on 77mm fasteners, guaranteeing reliable power transfer and efficient operation.

Applications

This Grey Pneumatic impact socket is an essential tool for a broad range of heavy-duty applications. It is ideal for automotive repair, including heavy truck, bus, and commercial vehicle maintenance, particularly for wheel and suspension work. The socket is also indispensable for industrial machinery, covering assembly, disassembly, and servicing of large equipment, as well as for agricultural equipment maintenance.

Specifications

  • Model Number: 4077M
  • Drive Size: 1 inch
  • Socket Size: 77mm
  • Points: 6-point
  • Type: Standard Impact Socket
  • Weight: 9.11 lbs
  • Material: Chrome-Molybdenum Alloy Steel

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  • Model: 135991
  • Shipping Weight: 9.11lbs
  • UPC: 729440487669
  • Manufacturers Part #: 4077M
  • Manufactured by: Grey Pneumatic
  • Also Known As: GP4077M, GRE4077M, GRY-4077M, GY4077M

This product was added to our catalog on Wednesday 13 June, 2012.