This is a Six Piece Standard Ball Wrench Set with Holder from Dubro.

FEATURES

The perfect tool for getting at those hard to reach places.
Ball wrenches make it possible to turn socket head screws or bolts from any angle.
Includes Black plastic holder that mounts with screws (included) on a field box or work bench.

INCLUDES

Six Ball Wrenches:
.050
5/64" (2-56 socket head)
3/32" (4-40 socket head)
7/64" (6-32 socket head)
9/64" (8-32 socket head)
5/32" (10-32 socket head)