New answers tagged maintenance
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.
To interject some engineering. The warble is an ossiliation. Take a simple example. Suspend a spring from the ceiling and attach a weight. Pull down on the weight and let go. The weight rises an falls in a periodic motion at a given frequency just like the guitars string. Now supposed you attach a second spring to the original weight the add a second weight. ...
This is caused by a lack of felt where the back of the key meets with the damper lever. The damper lever is striking the wood on the back of the key causing a clicking noise: The obvious fix is to glue down new felt and make sure it covers the area of the back of the key that comes in contact with the damper lever.
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