diff --git a/LuaLibs/BeamExec.lua b/LuaLibs/BeamExec.lua
index 1afb16c..37d9357 100644
--- a/LuaLibs/BeamExec.lua
+++ b/LuaLibs/BeamExec.lua
@@ -571,6 +571,24 @@ local function GetFeatureForcedStrategy( Proc)
    return nil
 end
 
+-------------------------------------------------------------------------------------------------------------
+local function AdjustPrcGrp( Proc, bPartIsInverted)
+   local nNewPrc = { nPrc = Proc.nPrc, nGrp = Proc.nGrp}
+
+   -- se pezzo invertito
+   if bPartIsInverted then
+      -- il taglio di testa diventa taglio di coda
+      if ID.IsHeadCut( Proc) then
+         _, nNewPrc.nPrc, nNewPrc.nGrp = ID.IsTailCut( Proc)
+      -- il taglio di coda diventa taglio di testa
+      elseif ID.IsTailCut( Proc) then
+         _, nNewPrc.nPrc, nNewPrc.nGrp = ID.IsHeadCut( Proc)
+      end
+   end
+
+   return nNewPrc.nPrc, nNewPrc.nGrp
+end
+
 -------------------------------------------------------------------------------------------------------------
 local function CollectFeatures( Part, dRotIndex)
    -- recupero le feature
@@ -599,6 +617,8 @@ local function CollectFeatures( Part, dRotIndex)
                Proc.idFeature = EgtGetInfo( Proc.id, 'PRID', 's') or Proc.id
                Proc.nGrp = nGrp
                Proc.nPrc = nPrc
+               -- aggiorno info feature in caso di pezzo invertito
+               Proc.nPrc, Proc.nGrp = AdjustPrcGrp( Proc, dRotIndex > 4)
                Proc.nFlg = 1
                Proc.nFct = EgtSurfTmFacetCount( ProcId) or 0
                Proc.idCut = EgtGetInfo( EgtGetParent( EgtGetParent( ProcId)), 'CUTID', 'i') or 0
@@ -1581,16 +1601,18 @@ function BeamExec.ProcessMachinings( PARTS)
       -- salvo sul PART la posizione di partenza che è stata scelta
       PARTS[nPart].nInitialPosition = MatrixResult.nInitialPosition
 
+      local nOffsetIndex = EgtIf( PARTS[nPart].bPartIsInverted, 4, 0)
       -- aggiunge tagli testa e coda in fasi opportune
       local nRotHeadCut = MatrixResult.nInitialPosition + MACHININGS.Info.nHeadCutRotation - 1
       if nRotHeadCut > 4 then
          nRotHeadCut = nRotHeadCut - 4
       end
+      nRotHeadCut = nRotHeadCut + nOffsetIndex
       local nRotSplitCut = MatrixResult.nInitialPosition + MACHININGS.Info.nSplitCutRotation - 1
       if nRotSplitCut > 4 then
          nRotSplitCut = nRotSplitCut - 4
       end
-
+      nRotSplitCut = nRotSplitCut + nOffsetIndex
       -- setto nella Proc l'indice rotazione nella quale deve essere lavorata
       PROCESSINGS[nPart].Rotation[nRotHeadCut][MatrixResult.nIndexHeadCutInVProc].nIndexRotation = nRotHeadCut
       PROCESSINGS[nPart].Rotation[nRotSplitCut][MatrixResult.nIndexTailCutInVProc].nIndexRotation = nRotSplitCut
diff --git a/LuaLibs/Identity.lua b/LuaLibs/Identity.lua
index e1f600f..508d819 100644
--- a/LuaLibs/Identity.lua
+++ b/LuaLibs/Identity.lua
@@ -10,12 +10,18 @@ local Identity = {}
 ---------------------------------------------------------------------
 -- Feature : Head Cut
 function Identity.IsHeadCut( Proc)
-   return ( Proc.nGrp == 1  and  Proc.nPrc == 340)
+   local bIdentity = ( Proc.nGrp == 1  and  Proc.nPrc == 340)
+   local idPrc = 340
+   local idGrp = 1
+   return bIdentity, idPrc, idGrp
 end
 ---------------------------------------------------------------------
 -- Feature : Tail Cut
 function Identity.IsTailCut( Proc)
-   return ( Proc.nGrp == 2  and  Proc.nPrc == 350)
+   local bIdentity = ( Proc.nGrp == 2  and  Proc.nPrc == 350)
+   local idPrc = 350
+   local idGrp = 2
+   return bIdentity, idPrc, idGrp
 end
 
 ---------------------------------------------------------------------
diff --git a/Strategies/Standard/HEADCUT/HEADCUT.lua b/Strategies/Standard/HEADCUT/HEADCUT.lua
index a7ad22b..f0e5802 100644
--- a/Strategies/Standard/HEADCUT/HEADCUT.lua
+++ b/Strategies/Standard/HEADCUT/HEADCUT.lua
@@ -227,6 +227,10 @@ function HEADCUT.Make( bAddMachining, Proc, Part, CustomParameters)
 
    Strategy.SplitStrategy = GetSplitStrategy( Proc, Part)
    if bAddMachining then
+
+      -- forzo nome feature, potrebbe essere stata invertita con taglio di coda
+      EgtSetName( Proc.id, 'StartCut')
+
       -- inserimento smussi su spigoli del taglio
       if Strategy.Parameters.bMakeChamfer then
          MakeChamfer()
diff --git a/Strategies/Standard/TAILCUT/TAILCUT.lua b/Strategies/Standard/TAILCUT/TAILCUT.lua
index 5901050..b00c7f7 100644
--- a/Strategies/Standard/TAILCUT/TAILCUT.lua
+++ b/Strategies/Standard/TAILCUT/TAILCUT.lua
@@ -59,6 +59,9 @@ function TAILCUT.Make( bAddMachining, Proc, Part, CustomParameters)
    -- se devo applicare le lavorazioni
    if bAddMachining then
 
+      -- forzo nome feature, potrebbe essere stata invertita con taglio di coda
+      EgtSetName( Proc.id, 'EndCut')
+
       -- inserimento smussi su spigoli del taglio
       if Strategy.Parameters.bMakeChamfer then
          MakeChamfer()