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Four nickel-chrome extensions in 1-1/2, 3, 6, 12-inch lengths

Apex Tool Group, LLC

Apex Tool Group, LLC 81200 4-Pc 3/8" Drive Extension Set

SKU CH-NPVH-1E0CT

Four 3/8" drive extensions in 1.5", 3", 6", and 12" lengths made from 6130 alloy steel with polished nickel-chrome plating

  • Four extension lengths cover tight and deep fasteners
  • 1-1/2 in, 3 in, 6 in, 12 in options
  • Polished nickel-chrome plating resists corrosion
  • Rugged 6130 alloy steel handles high torque
  • Lifetime warranty backs every piece

3/8" Drive Extension Set for Automotive Work

The Apex Tool Group 81200 4-Pc 3/8" Drive Extension Set is built for mechanics who need extra reach on fasteners. It contains four extensions measuring 1-1/2-inch, 3-inch, 6-inch, and 12-inch. Each piece is forged from rugged 6130 alloy steel and plated with fully polished nickel chrome. The set suits professional technicians and serious DIYers working in tight engine bays.

Hand Tool Construction Means No Heat or Noise

Because these are passive hand-tool accessories, they generate no heat, draw no power, and produce no operational noise during use. The nickel-chrome plating resists corrosion and simplifies cleaning after exposure to shop fluids. Durability comes from the 6130 alloy steel rather than any powered mechanism. A full lifetime warranty backs the set against manufacturing defects.

Replaces Worn or Missing Individual Extensions

This kit replaces a patchwork of single extensions that may be bent, rounded, or lost over time. The four lengths cover common reach requirements without forcing the user to improvise with universal joints. Buyers who need impact-rated extensions or drive sizes other than 3/8" will not find those options here. The jump is worth it when a complete, matched set restores speed and safety to the job.

How it compares

Measured against everything we stock in Bits, Hole Saws & Accessory Kits, at today’s prices. Recalculated every night.

Price $41.99
Pricier than about 62% of the 5,493 comparable items (median $27.99).

Specifications

Product
Brand nameKD GearWrench
Product typeOther

Questions about this item

How do I attach the 3/8" drive extensions to my ratchet?

Push the square drive end onto the ratchet anvil until the detent ball clicks into the retention groove. The step people miss is not seating it fully, so the extension can fall off under load.

Will the nickel-chrome plating on these 6130 alloy steel extensions wear off and need replacement?

The fully polished nickel-chrome plating resists corrosion under normal use. If the finish is damaged or the square drive rounds out, replace the individual extension rather than the whole set.

What stops me from using the 12-inch extension on a high-torque impact gun all day?

These extensions are designed for hand ratchets. Sustained impact use will twist the 6130 alloy steel shank and deform the drive ends, making them unsafe for further service.

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