New answers tagged repair
The correct name for these screws are "Metric Socket Head Cap / Allen Screws (DIN 912)". Google this for your area. Here in the Uk M2 X 12 are aprox £5 per hundred. Are you sure of your dimensions as Floyd Rose being a USA company the may be using American standard threads. The following may be used. 1-72 UNF 1.854mm or 2-64 UNF 2.184mm 1-64 UNC 1.854mm ...
Unless you find a place that stocks vintage parts, I'd suggest going to your local hardware store, as they may have these. Some may even be able to fabricate them for you. That said, the whole trem looks like it needs some serious TLC - you could do as the guitar tech suggested and replace it.
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