diff --git a/LuaLibs/FacesBySaw.lua b/LuaLibs/FacesBySaw.lua
index 2aa124b..58d0145 100644
--- a/LuaLibs/FacesBySaw.lua
+++ b/LuaLibs/FacesBySaw.lua
@@ -233,8 +233,12 @@ function FacesBySaw.MakeOne( nSurfId, nFacet, sCutting, dSawDiam, Par5, dVzLimDw
    if not dVzLimDwnUp then dVzLimDwnUp = BL.GetNzLimDownUp( b3Raw, vtN, vtOrthO) end
    local bDownHead = ( dVzLimDwnUp and dVzLimDwnUp < - 1.5)
    local bDownUp = ( vtN:getZ() < dVzLimDwnUp)
+   -- Commentato perchè il vtFaceUse non funziona correttaemnte in caso che il lato da lavorare sia a 45°. Potrebbe ritornare una trilinea, non gestibile. Si passano le direzioni normali agli assi.
+   --local ptP1, ptPm, ptP2, vtV1, vtV2, dLen, dWidth = EgtSurfTmFacetOppositeSide( nSurfId, nFacet, vtOrthO, GDB_ID.ROOT)
+   
    -- linea o bilinea di lavorazione
-   local ptP1, ptPm, ptP2, vtV1, vtV2, dLen, dWidth = EgtSurfTmFacetOppositeSide( nSurfId, nFacet, vtOrthO, GDB_ID.ROOT)
+   local ptP1, ptPm, ptP2, vtV1, vtV2, dLen, dWidth = EgtSurfTmFacetOppositeSide( nSurfId, nFacet, BL.GetVersRef( nOrthoOpposite), GDB_ID.ROOT)
+
    if not dLen or dLen < 1.1 or not dWidth or dWidth < 1.1 then
       local sWarn = 'Face ' .. string.format( '%d,%d', nSurfId, nFacet) .. ' skipped : too small'
       EgtOutLog( sWarn, 1)
@@ -547,8 +551,9 @@ function FacesBySaw.MakeOne( nSurfId, nFacet, sCutting, dSawDiam, Par5, dVzLimDw
    EgtSetMachiningGeometry( {{ nSurfId, nFacet}})
    -- imposto uso faccia
    EgtSetMachiningParam( MCH_MP.FACEUSE, nFaceUse)
-   local sNoteVtFaceUse = 'VtFaceUse=' .. EgtNumToString( vtOrthO:getX(),3) .. ',' .. EgtNumToString( vtOrthO:getY(),3) .. ',' .. EgtNumToString( vtOrthO:getZ(),3) .. ';'
-   EgtSetMachiningParam( MCH_MP.USERNOTES, sNoteVtFaceUse)
+   -- Commentato perchè il vtFaceUse non funziona correttaemnte in caso che il lato da lavorare sia a 45°. Potrebbe ritornare una trilinea, non gestibile.
+   -- local sNoteVtFaceUse = 'VtFaceUse=' .. EgtNumToString( vtOrthO:getX(),3) .. ',' .. EgtNumToString( vtOrthO:getY(),3) .. ',' .. EgtNumToString( vtOrthO:getZ(),3) .. ';'
+   -- EgtSetMachiningParam( MCH_MP.USERNOTES, sNoteVtFaceUse)
    -- imposto posizione braccio porta testa
    EgtSetMachiningParam( MCH_MP.SCC, nSCC)
    -- imposto inversione e lato correzione
@@ -643,7 +648,7 @@ function FacesBySaw.MakeTwo( Proc, nPhase, nRawId, nPartId, dOvmHead, sCutType,
    local bFaceOk = {}
    bFaceOk[1] = ( vtN[1]:getZ() >= ( BD.CUT_VZ_MIN or BD.NZ_MINB) or abs( vtN[1]:getY()) < 0.174 or ( Proc.AffectedFaces.Left ~= Proc.AffectedFaces.Right and Proc.Face[1].Elevation < dMaxDepth - 10 * GEO.EPS_SMALL))
    bFaceOk[2] = ( vtN[2]:getZ() >= ( BD.CUT_VZ_MIN or BD.NZ_MINB) or abs( vtN[2]:getY()) < 0.174 or ( Proc.AffectedFaces.Left ~= Proc.AffectedFaces.Right and Proc.Face[2].Elevation < dMaxDepth - 10 * GEO.EPS_SMALL))
-   if not bDownHead and ( not bFaceOk[1] or not bFaceOk[2]) then
+   if not bDownHead and not bFaceOk[1] and not bFaceOk[2] then
       local sErr = 'Error : TwoFacesBySaw from bottom impossible'
       EgtOutLog( sErr)
       return false, sErr
diff --git a/LuaLibs/ProcessCut.lua b/LuaLibs/ProcessCut.lua
index 24556f9..e7072f3 100644
--- a/LuaLibs/ProcessCut.lua
+++ b/LuaLibs/ProcessCut.lua
@@ -92,7 +92,7 @@ function ProcessCut.Classify( Proc, b3Raw)
       -- calcolo l'ingombro orizzontale della faccia
       local _, DimH, DimV = BL.GetFaceHvRefDim( Proc.Id, 0)
       -- confronto questo ingombro con il doppio della massima dimensione del DiceCut (impossibile lavorare sotto da sopra se più di 2 tagli oppure se tipo PF, taglio inclinato in Y e non taglio singolo orizzontale)
-      if DimH > 2 * BD.MAX_DIM_DICE  or ( BD.C_SIMM and ( abs( vtN:getY()) > 0.1 or bDownCut) and dMaxMat < DimH + BD.CUT_EXTRA) then
+      if DimH > 2 * BD.MAX_DIM_DICE  or ( BD.C_SIMM and ( abs( vtN:getY()) > 0.1) and dMaxMat < DimH + BD.CUT_EXTRA) then
          return true, true
       end
    end
diff --git a/LuaLibs/ProcessHeadCut.lua b/LuaLibs/ProcessHeadCut.lua
index 1937769..be5a112 100644
--- a/LuaLibs/ProcessHeadCut.lua
+++ b/LuaLibs/ProcessHeadCut.lua
@@ -406,6 +406,9 @@ function ProcessHeadCut.Make( Proc, nPhase, nRawId, nPartId, dOvmHead, bNeedHCut
          dSawThick2 = EgtTdbGetCurrToolParam( MCH_TP.THICK) or dSawThick2
       end
    end
+   -- determino se lo spessore del materiale da rimuovere è eccessivo e quindi vanno fatti più tagli con offset
+   local nCuts = max( ceil( dOvmHead / (( BD.MAX_LEN_SCRAP_START or BD.MAX_LEN_SCRAP) + 0.5)), 1)
+   local dOffsL = dOvmHead / nCuts
    -- caratteristiche taglio
    local dDimYRef = EgtIf( b3Raw:getDimZ() < BD.MIN_DIM_HBEAM + 10 * GEO.EPS_SMALL, dMaxDepth, abs( BD.MAX_DIM_HTCUT_HBEAM))
    local bBigSectionCut = ( b3Raw:getDimY() > 2 * dDimYRef - BD.CUT_EXTRA_MIN + 10 * GEO.EPS_SMALL) and
@@ -417,7 +420,9 @@ function ProcessHeadCut.Make( Proc, nPhase, nRawId, nPartId, dOvmHead, bNeedHCut
    -- verifico necessità di tagli aggiuntivi orizzontali o verticali
    local dMinOvmHeadForAddeddCuts = 10.123
    local bNeedVerticalAddedCuts = ( Proc.Face[1].WidthTrimmed > BD.MAX_LEN_DICE) and ( dOvmHead > dMinOvmHeadForAddeddCuts - 10 * GEO.EPS_SMALL)
-   local bNeedHorizontalAddedCuts = ( Proc.Face[1].HeightTrimmed > ( BD.MIN_HEIGHT_ADDED_CUTS or BD.MAX_LEN_DICE)) and not bBigSectionCut and ( dOvmHead > dMinOvmHeadForAddeddCuts - 10 * GEO.EPS_SMALL)
+   local bNeedHorizontalAddedCuts = ( Proc.Face[1].HeightTrimmed > ( BD.MIN_HEIGHT_ADDED_CUTS or BD.MAX_LEN_DICE)) and
+                                    not bBigSectionCut and ( dOvmHead > dMinOvmHeadForAddeddCuts - 10 * GEO.EPS_SMALL) and
+                                    dOffsL < BD.MAX_DIM_DICE
    -- dati lavorazioni sopra e sotto
    local Cutting1Data = { sCutting = sCutting, dSawDiam = dSawDiam, dMaxDepth = dMaxDepth, dSawThick = dSawThick, dMaxVertDepth = dMaxVertDepth}
    local Cutting2Data = { sCutting = sCutting2, dSawDiam = dSawDiam2, dMaxDepth = dMaxDepth2, dSawThick = dSawThick2}
@@ -429,9 +434,6 @@ function ProcessHeadCut.Make( Proc, nPhase, nRawId, nPartId, dOvmHead, bNeedHCut
    if not bNeedHCut  and  AreSameVectorApprox( vtN, X_AX())  and  abs( ptC:getX() - b3Raw:getMax():getX()) < 10 * GEO.EPS_SMALL then
       return true
    end
-   -- determino se lo spessore del materiale da rimuovere è eccessivo e quindi vanno fatti più tagli con offset
-   local nCuts = max( ceil( dOvmHead / (( BD.MAX_LEN_SCRAP_START or BD.MAX_LEN_SCRAP) + 0.5)), 1)
-   local dOffsL = dOvmHead / nCuts
    -- se taglio per sezioni alte e larghe
    if bBigSectionCut then
       if dOvmHead > 0 then
diff --git a/LuaLibs/ProcessLapJoint.lua b/LuaLibs/ProcessLapJoint.lua
index dbc2862..21a0015 100644
--- a/LuaLibs/ProcessLapJoint.lua
+++ b/LuaLibs/ProcessLapJoint.lua
@@ -7088,11 +7088,9 @@ local function TestTwoFacesDownHead( Proc)
       if not ( Proc.Face[1].IsTooDownwardForTopBlade or Proc.Face[2].IsTooDownwardForTopBlade) then
          bDownHeadBlade = false
       else
-         for i = 1, Proc.Fct do
-            if Proc.Face[i].IsTooDownwardForTopBlade and ( not Proc.IsTopDownRabbet or Proc.Face[i].IsTooWideForTopBlade) then
-               bDownHeadBlade = true
-               break
-            end
+         if ( Proc.Face[1].IsTooDownwardForTopBlade and Proc.Face[2].IsTooWideForTopBlade) or
+            ( Proc.Face[2].IsTooDownwardForTopBlade and Proc.Face[1].IsTooWideForTopBlade) then
+            bDownHeadBlade = true
          end
       end
    end
diff --git a/LuaLibs/ProcessSplit.lua b/LuaLibs/ProcessSplit.lua
index 5c1ad67..b221d5d 100644
--- a/LuaLibs/ProcessSplit.lua
+++ b/LuaLibs/ProcessSplit.lua
@@ -661,7 +661,10 @@ function ProcessSplit.Make( Proc, nPhase, nRawId, nPartId, nOrd, sDownOrSideOrSt
    -- determino la necessità di tagli aggiuntivi
    local dMinTailScrapForAdditionalCuts = 10.123
    local bNeedVerticalAddedCuts = not bSplit and ( Proc.Face[1].WidthTrimmed > BD.MAX_LEN_DICE) and ( dLenEndRaw > dMinTailScrapForAdditionalCuts - 10 * GEO.EPS_SMALL)
-   local bNeedHorizontalAddedCuts = not bSplit and ( Proc.Face[1].HeightTrimmed > ( BD.MIN_HEIGHT_ADDED_CUTS or BD.MAX_LEN_DICE)) and not bBigSectionCut and ( dLenEndRaw > dMinTailScrapForAdditionalCuts - 10 * GEO.EPS_SMALL)
+   local bNeedHorizontalAddedCuts = not bSplit and not bBigSectionCut and
+                                    ( Proc.Face[1].HeightTrimmed > ( BD.MIN_HEIGHT_ADDED_CUTS or BD.MAX_LEN_DICE)) and
+                                    ( dLenEndRaw > dMinTailScrapForAdditionalCuts - 10 * GEO.EPS_SMALL) and
+                                    dOffsL < BD.MAX_DIM_DICE
    -- dati lavorazioni sopra e sotto
    local Cutting1Data = { sCutting = sCutting, dSawDiam = dSawDiam, dMaxDepth = dSawMaxDepth, dSawThick = dSawThick, dMaxVertDepth = dMaxVertDepth}
    local Cutting2Data = { sCutting = sCutting2, dSawDiam = dSawDiam2, dMaxDepth = dSawMaxDepth2, dSawThick = dSawThick2}
diff --git a/UpdateLog.txt b/UpdateLog.txt
index f22aa2e..8d9ccd3 100644
--- a/UpdateLog.txt
+++ b/UpdateLog.txt
@@ -1,8 +1,8 @@
            ==== Beam Update Log ====
 
-Versione 2.7d1 (01/04/2025)
+Versione 2.7d1 (04/04/2025)
 - Fixed : in PreDrill piccola correzione
-- Fixed : nei tagli corretto calcolo direzione di lavorazione
+- Fixed : nei tagli varie correzioni
 - Fixed : in HeadCut e Split corretto calcolo lunghezza extra di taglio
 
 Versione 2.7c2 (24/03/2025)