US
SUNEX

SUNEX 2302 Impact Adapter 1/2 to 3/4 Inch

  • 1/2 inch female square drive
  • 3/4 inch male impact end
  • Alloy steel, 4.25 inches long
  • 5.6 ounces
  • Tapered square end, single piece

Last refreshed Aug 4, 2026 · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

An impact socket adapter that steps a half inch drive tool up to three quarter inch sockets, made from alloy steel. It is an adapter only, so no sockets or tools are included.

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ASIN: B000LQDB4AModel: SUN2302Category: Wrenches

Overview

A buyer with a half inch impact wrench and three quarter inch sockets needs a bridge between the two. This single square shank adapter has a tapered square end, with a female socket on the wrench side and a male end for the larger socket.

Stepping up a drive size lets one impact wrench work with larger sockets. The limit is torque, because the adapter transmits power but cannot turn a small tool into a larger one.

Who it's for

Shops and garages that mix drive sizes on lug nuts and larger fasteners. A buyer needing to go from three quarter to half inch should look at a reducer instead.

Pros and cons

Pros
  • Alloy steel construction
  • Square shank design
Cons
  • Step up only
  • Torque rating not listed
  • Single adapter only
  • Finish not specified

Performance notes

The female end accepts the wrench drive and the male end seats into the larger socket, passing torque straight through. Impact rated alloy steel handles the hammering. A larger socket does not add torque, and the wrench output stays the limit.

Specifications

BrandSUNEX
ModelSUN2302
Dimensions & fit
Item Length4.25 incheslower than 76% of 338 wrenches
Item weight5.6 ounces
Construction & materials
Material TypeAlloy steel
Finish TypesMetal
Compatibility & installation
Bit Compatibilities1/2 inch drive, 3/4 inch male impact
Included components
Number Of Pieces1
Warranty & support
Manufacturer Warranty DescriptionManufacturer warranty
Other details
Drive System1/2 inch square drive
Drive End StyleSquare shank
Bit Tip ConfigurationTapered square end
Bit Set CompositionSingle Bit

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Frequently asked questions

How do I use the Sunex adapter?

The 1/2 inch female end goes onto a 1/2 inch drive tool, and the 3/4 inch male end fits a 3/4 inch socket.

Can the Sunex step a 3/4 inch drive down to 1/2 inch?

No. It is a female 1/2 inch to male 3/4 inch step-up adapter.

What is the Sunex made of?

The listing gives alloy steel.

What is in the box with the Sunex?

The listing names the impact socket adapter only.