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SKT 3/8DR 1/2 12PT UNIV - Stanley Proto Industrial Tools

Part #: 5275A

The Stanley Proto Industrial Tools 5275A 3/8" Drive 1/2" 12-Point Universal Socket is engineered for professional technicians requiring reliable performance in challenging environments. This flex socket delivers exceptional access to fasteners at various angles, making it an indispensable tool for automotive and industrial repair tasks. Its robust construction ensures durability and a secure grip on fasteners.

Key Features

  • Universal Joint Design: Allows for angular engagement up to 65°, providing access to fasteners in obstructed or tight spaces where standard sockets cannot reach.
  • 12-Point Configuration: Designed to engage with 6- and 12-point fasteners, providing multiple points of contact to reduce the risk of rounding and allow for easier turning of worn or rusted hardware.
  • Torqueplus™ System: Proto's Torqueplus design helps to extend fastener life by distributing stress over a larger area, making it ideal for stubborn or damaged fasteners.
  • Professional-Grade Construction: Manufactured from forged alloy steel with a polished nickel-chrome finish for superior strength, corrosion resistance, and longevity.
  • Aerospace Standard Compliance: Meets and exceeds stringent aerospace specification AS4984A, ensuring a thicker nickel-chrome coating for enhanced durability and resistance to harsh working conditions.
  • Intermediate Length: Offers additional reach to recessed fasteners without compromising accessibility in confined areas.

Applications

This universal socket is an essential tool for a wide range of professional applications. It is particularly effective in automotive repair for accessing engine components, transmission bolts, and suspension systems where clearance is limited. In industrial settings, it excels in maintenance and assembly tasks on machinery and equipment that feature fasteners in awkward or hard-to-reach locations. The flex design and 12-point configuration make it suitable for general mechanical work across various industries, ensuring efficiency and reducing the likelihood of fastener damage.

Specifications

  • Manufacturer: Stanley Proto Industrial Tools
  • Model Number: 5275A
  • Drive Size: 3/8 inch
  • Opening Size: 1/2 inch
  • Point Count: 12-Point
  • Material: Forged Alloy Steel
  • Finish: Nickel Chrome
  • Overall Length: 1 59/64 inches (approx. 1.92 inches)
Only 1 left in stock - order soon

$32.51

Free shipping on orders over $250
Lower 48 states and DC. Excludes freight and oversize items.
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This product was added to our catalog on Saturday 11 July, 2026.

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