diff --git a/LuaLibs/ProcessHeadCut.lua b/LuaLibs/ProcessHeadCut.lua
index a17856f..40e204a 100644
--- a/LuaLibs/ProcessHeadCut.lua
+++ b/LuaLibs/ProcessHeadCut.lua
@@ -188,7 +188,7 @@ end
 ---------------------------------------------------------------------
 -- tagli standard
 local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, HeadCutType, Cutting1Data, Cutting2Data, dStartOffset, dOvmHead)
-   local PrecutType = { bBigSectionCut = HeadCutType.bBigSectionCut, bHorizCut = HeadCutType.bHorizCut, bDoubleHorizCut = HeadCutType.bDoubleHorizCut, bDoubleCut = HeadCutType.bDoubleCut, bNeedVerticalAddedCuts = false, bNeedHorizontalAddedCuts = false}
+   local PrecutType = { bBigSectionCut = HeadCutType.bBigSectionCut, bHorizCut = HeadCutType.bHorizCut, bDoubleHorizCut = HeadCutType.bDoubleHorizCut, bDoubleCut = HeadCutType.bDoubleCut, sType = 'Precut', bNeedVerticalAddedCuts = false, bNeedHorizontalAddedCuts = false}
    if not HeadCutType.bDoubleHorizCut then
       -- flag di lavorazione faccia
       local nOrthoOpposite = EgtIf( HeadCutType.bHorizCut, MCH_MILL_FU.ORTHO_DOWN, MCH_MILL_FU.ORTHO_FRONT)
@@ -272,7 +272,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, HeadCut
          local dAccStartDoubleCut, dAccEndDoubleCut = dAccEnd, dAccStart
          for i = nCuts, 1, -1 do
             local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-            if i == 1 and dStartOffset then
+            if i == 1 and HeadCutType.sType =='Precut' then
                dCutOffset = dStartOffset
             end
             local bOk, sErr = Fbs.MakeOne( Proc.Id, 0, Cutting1Data.sCutting, Cutting1Data.dSawDiam, MCH_MILL_FU.ORTHO_BACK, nil, dCutExtra, BD.CUT_SIC, dCutOffset, dAccStartDoubleCut, dAccEndDoubleCut, '', b3Raw, true)
@@ -287,7 +287,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, HeadCut
             local bOk, sErr = AddVerticalPreCuts( Proc, Cutting1Data.sCutting, dCutOffset, b3Raw)
             if not bOk then return bOk, sErr end
          end
-         if i == 1 and dStartOffset then
+         if i == 1 and HeadCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          local bOk, sErr = Fbs.MakeOne( Proc.Id, 0, Cutting1Data.sCutting, Cutting1Data.dSawDiam, nOrthoOpposite, nil, dCutExtra, BD.CUT_SIC, dCutOffset, dAccStart, dAccEnd, '', b3Raw)
@@ -326,7 +326,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, HeadCut
       -- eseguo i tagli da sotto necessari
       for i = nCuts, 1, -1 do
          local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-         if i == 1 and dStartOffset then
+         if i == 1 and HeadCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          local bOk, sErr = Fbs.MakeOne( Proc.Id, 0, Cutting2Data.sCutting, Cutting2Data.dSawDiam, MCH_MILL_FU.ORTHO_TOP, dVzLimDwnUp, dCutExtra2, BD.CUT_SIC, dCutOffset, dAccStart, 0, '', b3Raw, nil, true)
@@ -335,7 +335,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, HeadCut
       -- eseguo i tagli da sopra necessari
       for i = nCuts, 1, -1 do
          local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-         if i == 1 and dStartOffset then
+         if i == 1 and HeadCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          -- se trave larga effettuo tagli verticali aggiuntivi
diff --git a/LuaLibs/ProcessSplit.lua b/LuaLibs/ProcessSplit.lua
index 634418a..cd62b83 100644
--- a/LuaLibs/ProcessSplit.lua
+++ b/LuaLibs/ProcessSplit.lua
@@ -458,7 +458,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, TailCut
          local dAccStartDoubleCut, dAccEndDoubleCut = dAccEnd, dAccStart
          for i = nCuts, 1, -1 do
             local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-            if i == 1 and dStartOffset then
+            if i == 1 and TailCutType.sType =='Precut' then
                dCutOffset = dStartOffset
             end
             local sNotes = EgtIf( TailCutType.bSplit, 'Presplit;', 'Precut;')
@@ -475,7 +475,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, TailCut
             local bOk, sErr = AddVerticalPreCuts( Proc, Cutting1Data.sCutting, dCutOffset, b3Raw, sSpecNotes)
             if not bOk then return bOk, sErr end
          end
-         if i == 1 and dStartOffset then
+         if i == 1 and TailCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          local sNotes
@@ -525,7 +525,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, TailCut
       -- eseguo i tagli da sotto necessari
       for i = nCuts, 1, -1 do
          local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-         if i == 1 and dStartOffset then
+         if i == 1 and TailCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          local sNotes = EgtIf( TailCutType.bSplit, 'Presplit;', 'Precut;')
@@ -535,7 +535,7 @@ local function MakeStandardCuts( Proc, b3Raw, nCuts, dOffsetBetweenCuts, TailCut
       -- eseguo i tagli da sopra necessari
       for i = nCuts, 1, -1 do
          local dCutOffset = ( i - 1) * dOffsetBetweenCuts
-         if i == 1 and dStartOffset then
+         if i == 1 and TailCutType.sType =='Precut' then
             dCutOffset = dStartOffset
          end
          -- se trave larga effettuo tagli verticali aggiuntivi