Stahlwille In-Hex Socket 3/4in Drive 19mm
is no longer available although you may find similar or newer versions below:
Manufactured to DIN 7422.
MADE IN GERMANY.
Stahlwille In-Hex Socket 3/4 in Drive.
Stahlwille Series 59 INHEX metric sockets have 3/4in square drives and are suitable for socket head/hex head screws