What is the difference between HU64, 64-2, 64-3 and 64T on Condor key machine?
HU64, HU64-2, HU64-3 the distance from key tip to first biting is different (580,450,380) 1mm=100.
The difference sometimes depends on what country you live on.
This machine cuts different key ways.
Base on the key blank you working on
such as Mercedes HU64 because different country with different HU64 types, so Xhorse adds 3 types from all customers.
so for add spare key, when decode key customer can check the probe detection points whether at proper position.
one more thing, we usually try HU64-3 first
in UK, hu64-2 works
in Australia, hu64 or hu64-2 works
in España, HU64-2 is perfect
in China, mostly select HU64-2 for Mercedes
on a side note, M2 tighten HU64 key blank no problem.