Ministry of Instrumentation of the USSR. Factory "GOTOVALNYA", Moscow. The instruments made from black bakelite and special steel. 

Size of case 250 x 118 x 24 mm. Weight 0,5 kg. Please note that the set is 100% authentic, which made about 60 years ago, but not modern replica of re-edition. 

Fine condition, full complete without any defects, mirror using, traces of time (please see scans).