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Apex 3/8 inch drive 6 inch extension bar, oiled finish

Apex

Apex EX-376-6 3/8" drive 6" extension oiled

SKU CH-Y325-3VJJK

Extends 3/8" drive socket reach by six inches with a pin-lock male square and oiled finish for durability

  • Product colorTransparent
  • Reaches deep fasteners with 6" length
  • Fits 3/8" drive sockets and ratchets
  • Pin lock holds sockets securely in place
  • Oiled finish resists corrosion during use
  • SAE standard ensures broad tool compatibility

3/8" Drive Socket Extension

The Apex EX-376-6 is a 6-inch socket extension built for 3/8" drive sockets. It provides the extra reach needed to access fasteners in deep or confined spaces. The tool suits professional mechanics and enthusiasts who need reliable engagement on the job.

Oiled Finish and Pin Lock

The oiled finish protects the steel surface and supports long-term durability in workshop conditions. A pin-lock mechanism secures the socket to the extension, reducing the chance of accidental release during use. The female-to-male square design ensures a firm connection with compatible 3/8" drive tools.

SAE Standard Compliance

This extension follows SAE measurement standards for compatibility with other SAE-dimensioned tools. Buyers working primarily with metric-only tool systems should verify fitment before purchasing. The single-piece construction delivers the stated 6-inch reach without added joints.

How it compares

Measured against everything we stock in Ratchets, Sockets & Drive Tools, at today’s prices. Recalculated every night.

Price $20.99
Typical for this category: the median of 418 items is $20.99.

Specifications

Product
Brand nameAPEX TOOL GROUP
Product colorTransparent

Questions about this item

Does the oiled finish on the EX-376-6 need re-application after heavy shop use?

The oiled finish protects against corrosion; wipe clean and apply a light machine oil if the surface appears dry after extended use.

What stops the 3/8" drive extension from twisting off a stuck fastener first?

The pin-lock mechanism and four-point engagement on the male square drive are the limiting factors under high torque.

Does the 6-inch length make the tool run hot or draw more power during all-day use?

As a non-powered hand tool it generates no heat and draws no power; only the user feels fatigue during continuous turning.

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