This is a 1/2" square drive Draper Vintage Socket Set .
Its a 41 piece set and has AF / METRIC & WHIT Sockets up to 1 1/4" in size .
It looks to be all original but I haven't checked every socket .
It is Draper set number 19 651.
13 AF sockets / 15 Metric Sockets and 6 Whit Sockets plus various Drivers and Extension Bars .