3/8" Drive 3/8"F x 1/2"M Adaptor

42049111

3/8" Drive 3/8"F x 1/2"M Adaptor

42049111

Promotions

Spend and Redeem a Milwaukee Product Bundle*

Worth up to $1,020 RRP

*Spend $1,500 or $3,000 in one transaction on any Milwaukee product between the 1st and 31st of December 2025, from any Authorised dealer and redeem the corresponding Milwaukee product bundle.

T&Cs apply.

Learn More

Features

FOUR FLAT™ Sides Deter Rolling

FOUR FLAT™ Sides feature wrench-ready design

Secure Socket Retention

Easy To Read Size Identification

Adapt Drive Size

Corrosion Resistant

Chrome plated

Rust Protection

Lifetime Guarantee

Product Summary

The Milwaukee Socket Adaptors with FOUR FLAT™ Sides are designed from the ground up to be part of the most versatile socket family. Milwaukee™ adapters feature an innovative design with four parallel flat sides, which deter rolling and are wrench-compatible. The drive sizes are laser etched onto the adapter providing you with improved, easy-to-read visibility. Chrome plating offers corrosion and rust protection. All Milwaukee Mechanics Hand Tools are backed by a lifetime guarantee.