This adapter will allow you to attach a 3/8” tool to 1/2” ratchet or extension.

PROXXON Torque wrench 3/8 square drive
Part No. 21440-000
As of 01 January 2021, the United Kingdom will no longer be part of the EU internal market. We assure you that we have organized the processes for you as conveniently as possible!
Nevertheless, there are some points in the purchase process that need to be considered in the future.
Wunderlich shipments to the United Kingdom from 1 January 2021: What you need to know
At the beginning, you can expect a modified delivery time
Special case Northern Ireland: Nothing changes for our customers from Northern Ireland!
With kind regards
Your Wunderlich Team