From the DelveRush Wiki · Equipment

Gear enhancement

Artificer Sable enhances one physical tool or weapon from +0 to +10.

Enhancement chances

Gear enhancement levels
TargetSuccessBreak chance after failure
+1100%0%
+295%0%
+390%0%
+482%2%
+574%4%
+666%7%
+758%10%
+850%15%
+942%22%
+1035%30%

Risk disclosure

Sable shows the success chance, Coin cost, Core cost, and destruction risk before every attempt.

A destructive result removes only the submitted item. An Aegis Rune can absorb one destructive result.