Also good for final tightening and bolt loosening.

* 220USB Socket Adapter, Spanner Holder (B Type)
* The hexagonal bolster (H10mm) enables use of a wrench for powerful tightening and loosening of hard screws.
* The SQ 1/4" socket head is convenient for various bolts and nuts.
* Press-fit type. 8 times more durable than fully machined sockets.
* Compatible with VESSEL e-ASSIST Screwdrivers (220USB series)
* Made in Japan