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Black steel impact adapter with 3/4 inch female and 1/2 inch male square drives

Powerbuilt

Powerbuilt 940586 3/4" to 1/2" Impact Adapter tool storage

SKU CH-CDEP-3GPKQ

A 3/4-inch female to 1/2-inch male impact adapter for connecting different drive sockets

  • 3/4" female to 1/2" male drive lets you use 1/2" sockets with 3/4" impact wrenches
  • Impact-rated construction withstands high-torque hammering without rounding or cracking
  • Powerbuilt brand backs professional-grade durability for daily shop use
  • Compact adapter adds minimal length, keeping access tight in confined spaces
  • California Proposition 65 notice included for chemical-exposure awareness

Impact Adapter 3/4" to 1/2

The Powerbuilt 940586 is a 3/4 inch drive female to 1/2 inch drive male impact adapter. It allows sockets with a 1/2 inch drive to be used with a 3/4 inch impact wrench or breaker bar. The tool is built for high-torque impact applications in automotive and heavy equipment service.

Suited for impact socket conversion

This adapter suits technicians who need to drive 1/2 inch impact sockets with a larger 3/4 inch drive tool. It is not for buyers who require a 3/4 inch socket on a 1/2 inch drive, nor for applications needing a non-impact rated hand-tool adapter. The product carries a California Proposition 65 warning for chemicals linked to cancer and reproductive harm.

Check drive compatibility before ordering

Verify that your impact wrench or breaker bar has a 3/4 inch square drive and that the sockets you intend to use are 1/2 inch drive impact-rated. Confirm the adapter’s male end matches your socket retention requirements. Orders of 75 dollars or more from the manufacturer ship free.

How it compares

Measured against everything we stock in Tool Bags & Storage Cases, at today’s prices. Recalculated every night.

Price $12.99
Cheaper than about 73% of the 2,748 comparable items (median $20.99).

Specifications

Product
Brand namePowerbuilt

Questions about this item

What drive sizes must my impact sockets and ratchet have to use the 940586 adapter?

Your impact sockets need a 1/2" drive and your ratchet or impact gun needs a 3/4" drive to match the adapter's female and male ends.

Will the 940586 adapter hold up if I keep using my older 1/2" impact sockets on a 3/4" drive tool?

The adapter is built for impact use, so it transmits torque from a 3/4" drive tool to 1/2" sockets the same way a matched set would.

How can I confirm the 940586 adapter is seated correctly before applying full torque?

The 3/4" female end should lock onto the tool's anvil with the retaining pin engaged, and the 1/2" male end should sit square in the socket with no wobble.

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