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3/4" Drive x 21mm Standard - 12 Pt Impact Socket - Grey Pneumatic

Part #: 3121M

Specifications

  • Model Number: 3121M
  • Manufacturer: Grey Pneumatic Corp.
  • Drive Size: 3/4 inch
  • Socket Size: 21mm (Metric)
  • Point Configuration: 12-Point
  • Type: Standard Impact Socket
  • Weight: 0.8 lbs
  • Dimensions: 2 x 2 x 2 inches
  • Material: Constructed from high-strength chrome molybdenum steel for professional-grade durability.

Key Features

  • Impact-Grade Design: Engineered to withstand the high torque and shock loads associated with impact wrenches and power tools, ensuring reliable performance.
  • 12-Point Configuration: Provides multiple contact points for improved fastener engagement, allowing for easier socket placement and reducing the risk of rounding off hex-head fasteners, especially in confined spaces.
  • Precision Machining: Ensures an accurate fit on 21mm metric fasteners, minimizing slippage and optimizing torque transfer.
  • Durable Finish: Features a corrosion-resistant coating that protects against rust and wear, extending the tool's lifespan in demanding work environments.
  • Clear Markings: Size is permanently etched or stamped for quick and easy identification, enhancing workflow efficiency.

Applications

This 3/4" drive impact socket is essential for professionals in various demanding fields, including:

  • Automotive Repair: Ideal for heavy-duty tasks such as suspension work, lug nuts, and chassis components on trucks, SUVs, and other large vehicles.
  • Heavy Equipment Maintenance: Suitable for construction machinery, agricultural equipment, and industrial vehicles requiring robust fastening solutions.
  • Industrial Assembly: Used in manufacturing and maintenance settings for securing large metric fasteners in high-torque applications.
  • Fleet Service: An indispensable tool for technicians servicing commercial fleets, ensuring efficient and reliable maintenance.

Benefits

  • Enhanced Efficiency: The 12-point design allows for quicker and easier engagement with fasteners, saving valuable time during high-volume or complex repair jobs.
  • Superior Durability: Built from robust chrome molybdenum steel, this impact socket resists cracking and breaking under extreme torque, providing long-term reliability and reducing tool replacement costs.
  • Reduced Fastener Damage: Its precise fit and 12-point design minimize the chance of stripping or rounding off bolts and nuts, protecting costly components.
  • Reliable Performance: Specifically designed for impact use, it delivers consistent and secure fastening, crucial for critical applications where failure is not an option.
  • Versatile Use: The 21mm metric size and 3/4" drive compatibility make it a highly versatile addition to any professional toolbox, capable of handling a wide array of heavy-duty tasks.
Usually In Stock Usually ships in 24-48 hours Manufacturer Direct

List Price: $20.31 You save: $4.17Your Price: $16.14

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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  • Model: 124170
  • Shipping Weight: 0.5lbs
  • UPC: 729440472832
  • Manufacturers Part #: 3121M
  • Manufactured by: Grey Pneumatic
  • Also Known As: GP3121M, GRE3121M, GRY-3121M, GY3121M

This product was added to our catalog on Monday 27 June, 2011.

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