40 Durability Synths:

Inner quiet
Steady Hands II
Waste Not I
Hasty Touch
Hasty Touch
Hasty Touch
Hasty Touch

20/40
(I usually Hasty Touch and gamble 50% just to get it 10/40 for MM)

10/40
Master's Mend
SHII
HT
HT
Byregots Blessing
Careful Synthesis II