diff --git a/LuaLibs/WProcessFreeContour.lua b/LuaLibs/WProcessFreeContour.lua
index eedc3ef..72cd3e8 100644
--- a/LuaLibs/WProcessFreeContour.lua
+++ b/LuaLibs/WProcessFreeContour.lua
@@ -1556,25 +1556,33 @@ local function AddCuts( sCutting, vFace, Proc, nRawId, b3Raw, dSawThick)
             nLeadIn = MCH_SAW_LI.STRICT
          end
          EgtSetMachiningParam( MCH_MP.LEADINTYPE, nLeadIn)
+         local dSal = 0
          if ( not bInvert and vFace[i].PrevAng < -0.1) or ( bInvert and vFace[j].PrevAng < -0.1) then
-            EgtSetMachiningParam( MCH_MP.STARTADDLEN, -WHISK_SAFE)
+            dSal = -WHISK_SAFE
          end
+         EgtSetMachiningParam( MCH_MP.STARTADDLEN, dSal)
          -- assegno i dati di uscita (sicurezza solo se angolo interno)
          local nLeadOut =  MCH_SAW_LO.CENT
          if ( not bInvert and ( vFace[i].Type & 2) ~= 0) or ( bInvert and ( vFace[i].Type & 1) ~= 0) then
             nLeadOut = MCH_SAW_LO.STRICT
          end
          EgtSetMachiningParam( MCH_MP.LEADOUTTYPE, nLeadOut)
+         local dEal = 0
          if ( not bInvert and vFace[j].PrevAng < -0.1) or ( bInvert and vFace[i].PrevAng < -0.1) then
-            EgtSetMachiningParam( MCH_MP.ENDADDLEN, -WHISK_SAFE)
+            dEal = -WHISK_SAFE
          end
+         EgtSetMachiningParam( MCH_MP.ENDADDLEN, dEal)
          -- posizione braccio porta testa
          EgtSetMachiningParam( MCH_MP.SCC, MCH_SCC.NONE)
          -- eseguo
          if not EgtApplyMachining( true, false) then
-            -- provo a invertire direzione e lato di lavoro
+            -- provo a invertire direzione, lato di lavoro e attacco/uscita
             EgtSetMachiningParam( MCH_MP.INVERT, not bInvert)
             EgtSetMachiningParam( MCH_MP.WORKSIDE, EgtIf( not bInvert, MCH_SAW_WS.LEFT, MCH_SAW_WS.RIGHT))
+            EgtSetMachiningParam( MCH_MP.LEADINTYPE, EgtIf( nLeadOut == MCH_SAW_LO.STRICT, MCH_SAW_LI.STRICT, MCH_SAW_LI.CENT))
+            EgtSetMachiningParam( MCH_MP.STARTADDLEN, dEal)
+            EgtSetMachiningParam( MCH_MP.LEADOUTTYPE, EgtIf( nLeadIn == MCH_SAW_LI.STRICT, MCH_SAW_LO.STRICT, MCH_SAW_LO.CENT))
+            EgtSetMachiningParam( MCH_MP.ENDADDLEN, dSal)
             -- ri-eseguo
             if not EgtApplyMachining( true, false) then
                local _, sErr = EgtGetLastMachMgrError()