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4-Piece 3/8 in. Drive Impact Extension Set 3 in., 6 in., 10 in. and 15 in.

$3569
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  • Designed for impact wrenches
  • Black oxide finish for maximum protection against corrosion
  • Spring ball detent for secure socket retention
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Product Details

GEARWRENCH®

GEARWRENCH® - Forge Ahead

GEARWRENCH® introduced the original patented five-degree ratcheting wrench in 1996 and quickly became a go-to brand for professional automotive technicians.

GEARWRENCH® Impact Products

Impact Products

We offer a wide selection of impact sockets and drive tools.

GEARWRENCH® Impact Sockets in Industrial Environmenet

Impact Products For a Variety of Jobs

Our impact products are manufactured for many applications in professional and DIY uses.

Manganese Phosphate Coating Icon

Long Tool Life

Our Impact products utilize a manganese phosphate coating that provides corrosion resistance leading to longer tool life.

Easy To Read Size Identification

Clear Size Identifications

The laser etched size and part numbers are highly visible and easy to read.

Off-corner Loading Reduces Fastener Rounding

Off-Corner Loading

Off-corner loading technology puts force on the flats of fasteners to virtually eliminate fastener rounding.

GEARWRENCH® offers a limited lifetime warranty on products to be free of defect in material and workmanship

Limted Lifetime Warranty

We offer a limited lifetime warranty on our products to be free of defect in material and workmanship.

GEARWRENCH® Impact Sockets

Impact Sockets

Available in 1/4" - 1" drive sizes in standard and deep lengths.

GEARWRENCH® Impact Universal Joints and Adapters

Impact Universal Joints and Adapters

Manufactured from chrome molybdenum alloy steel.

GEARWRENCH® Impact Extensions

Impact Extensions

Available in 1/4" - 3/4" drive sizes in a variety of common lengths.

GEARWRENCH® Locking Extensions

Impact Locking Extensions

Available in 3/8" and 1/2" drive sizes in a variety of common lengths.

GEARWRENCH® Impact Universal Sockets

Impact Universal Joint Sockets

Available in 1/4" - 1/2" drives in standard and deep styles.

GEARWRENCH® X-Core Pinless Impact Tools

X-Core Pinless Impact Tools

Available in universal sockets, universal joints, and universal extensions.

The GEARWRENCH locking extensions are a must for professional and industrial users. The locking mechanism holds the socket on the extension allowing the user to reach the most obscure locations without worry that the socket will fall off. The knurled grip provides non-slip surface. Extensions have a full polish chrome finish to resist rust and corrosion.
  • Flex socket design provides more access to fasteners in tight confines
  • Chrome molybdenum alloy steel (Cr-Mo) for exceptional strength and durability
  • Off-corner loading design for reduced fastener rounding
  • Manganese phosphate finish to resist corrosion
  • High-visibility laser etched markings provide quick size identification
  • Meets or exceeds ASME specifications
  • Includes tray for storage and organization
  • Ready to Forge Ahead? Click here to view more GEARWRENCH products.
  • Return Policy

Additional Resources

From the Manufacturer

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Questions & Answers

Typical questions asked about products:

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Customer Reviews

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Very nice quality and super nice finish.. Highly recommend these. Very nice quality product
Very nice quality and super nice finish.. Highly recommend these. Very nice quality product
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