Facom Bi-Hexagon Deep Socket 1/2in Drive 13mm
is no longer available although you may find similar or newer versions below:
The Facom 6-point OGV S.LA sockets have a 1/2 inch drive to fit 1/2 inch ratchets
Available in a range of metric sizes.Performance: conform to ISO 2725-1, DIN 3124 and NF ISO 2725-1.
The FCMS13LA Deep Socket has the following specifications:Socket size: 13mm.Length: 77mm.