diff --git a/LuaLibs/ProcessLongCut.lua b/LuaLibs/ProcessLongCut.lua
index 30dacdb..9578eea 100644
--- a/LuaLibs/ProcessLongCut.lua
+++ b/LuaLibs/ProcessLongCut.lua
@@ -971,6 +971,7 @@ function ProcessLongCut.Make( Proc, nPhase, nRawId, nPartId, bCustUseBlade, nCus
                   if bIsCurrentBladeCW then
                      nWorkSide = MCH_MILL_WS.LEFT
                      bInvert = true
+                     dSal, dEal = dEal, dSal
                   else
                      nWorkSide = MCH_MILL_WS.RIGHT
                      bInvert = false
@@ -982,14 +983,10 @@ function ProcessLongCut.Make( Proc, nPhase, nRawId, nPartId, bCustUseBlade, nCus
                   else
                      nWorkSide = MCH_MILL_WS.RIGHT
                      bInvert = true
+                     dSal, dEal = dEal, dSal
                   end
                end
 
-               -- imposto eventuale inversione di estensioni e accorciamenti
-               if bIsCurrentMachiningInverted ~= bInvert then
-                  dSal, dEal = dEal, dSal
-               end
-
                -- setto la lavorazione con i valori calcolati
                EgtSetMachiningParam( MCH_MP.INVERT, bInvert)
                EgtSetMachiningParam( MCH_MP.WORKSIDE, nWorkSide)
diff --git a/LuaLibs/ProcessLongDoubleCut.lua b/LuaLibs/ProcessLongDoubleCut.lua
index bcd616f..11512af 100644
--- a/LuaLibs/ProcessLongDoubleCut.lua
+++ b/LuaLibs/ProcessLongDoubleCut.lua
@@ -748,6 +748,7 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
                      if bIsCurrentBladeCW then
                         nWorkSide = MCH_MILL_WS.LEFT
                         bInvert = true
+                        dSal, dEal = dEal, dSal
                      else
                         nWorkSide = MCH_MILL_WS.RIGHT
                         bInvert = false
@@ -759,14 +760,10 @@ function ProcessLong2Cut.Make( Proc, nPhase, nRawId, nPartId, bForcedBladeMaster
                      else
                         nWorkSide = MCH_MILL_WS.RIGHT
                         bInvert = true
+                        dSal, dEal = dEal, dSal
                      end
                   end
 
-                  -- imposto eventuale inversione di estensioni e accorciamenti
-                  if bIsCurrentMachiningInverted ~= bInvert then
-                     dSal, dEal = dEal, dSal
-                  end
-
                   -- setto la lavorazione con i valori calcolati
                   EgtSetMachiningParam( MCH_MP.INVERT, bInvert)
                   EgtSetMachiningParam( MCH_MP.WORKSIDE, nWorkSide)