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1/2"sq. Impact Socket (Semi Deep) With Pin&Ring 21mm - NEPROS

Part #: BP4M-21TP

The NEPROS BP4M-21TP 1/2"sq. Impact Socket (Semi Deep) With Pin&Ring 21mm is a professional-grade tool designed for rigorous automotive and industrial applications. This semi-deep socket provides a balance of reach and strength, making it suitable for fasteners that require more engagement than a shallow socket but less depth than a deep one. Engineered for use with impact wrenches, it ensures secure and efficient power transmission for demanding tasks.

Key Features

  • Professional-Grade Durability: Manufactured by NEPROS, this impact socket is built from high-strength steel to withstand the stresses of high-torque impact wrench use, ensuring longevity and reliable performance.
  • Semi-Deep Profile: The semi-deep design offers improved access to fasteners in recessed areas while maintaining a compact form factor, ideal for various automotive and industrial repair scenarios.
  • Secure Pin and Ring Retention: Equipped with a precision-machined pin and ring system, this socket provides a secure connection to your impact wrench, preventing accidental detachment during operation.
  • Optimized for Impact Use: Specifically engineered to handle the powerful forces generated by impact wrenches, offering resistance to cracking and rounding even under heavy loads.
  • 21mm Hex Size: Features a precise 21mm opening for an exact fit on corresponding fasteners, reducing the risk of stripping and enhancing efficiency.

Applications

This 1/2"sq. impact socket is an essential tool for professional technicians and mechanics. It is commonly utilized in automotive repair for tasks such as removing and installing wheel nuts, servicing suspension components, and working on specific engine or chassis bolts that require a 21mm size. In industrial settings, it proves invaluable for machinery assembly, maintenance, and disassembling equipment where robust fastening and loosening of 21mm bolts are critical. Its durable construction makes it suitable for continuous use in busy workshops and demanding environments.

Only 4 left in stock - order soon

$17.24

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  • Model: 442649
  • Shipping Weight: 0.27lbs
  • UPC: 00498943150857
  • Manufacturers Part #: BP4M-21TP
  • Manufactured by: NEPROS
  • Also Known As: KTC-BP4M-21TP

This product was added to our catalog on Saturday 30 May, 2026.

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