diff --git a/LuaLibs/ProcessLapJoint.lua b/LuaLibs/ProcessLapJoint.lua
index 461aaa3..8cde59a 100644
--- a/LuaLibs/ProcessLapJoint.lua
+++ b/LuaLibs/ProcessLapJoint.lua
@@ -2991,7 +2991,8 @@ local function MakeAntiSplintBySaw( Proc, nFacet, vtN, b3Raw, nFacInd, bReduceDe
       end
    end
    -- eseguo il taglio
-   local bMadeASbyBld, sWarn, nIdMach = Fbs.MakeOne( Proc.Id, nFacet, sCutting, dSawDiam, vtN, nil, ( -0.5 + dExtraOffs), BD.CUT_SIC, 0, 0, 0, nil, b3Raw)
+   local dVzLimDwnUp = EgtIf( BD.TURN, -2, nil)
+   local bMadeASbyBld, sWarn, nIdMach = Fbs.MakeOne( Proc.Id, nFacet, sCutting, dSawDiam, vtN, dVzLimDwnUp, ( -0.5 + dExtraOffs), BD.CUT_SIC, 0, 0, 0, nil, b3Raw)
    if bMadeASbyBld then
       sWarn = nil
       if not bReduceDepth and abs(dExtraOffs) > 0 then
@@ -4556,7 +4557,7 @@ local function MakeMoreFaces( Proc, nPhase, nRawId, nPartId, dOvmHead, bSinglePa
                end
             end
             -- se lavorazione da sotto e lunga, va divisa in due metà
-            local bDouble = ( vtN:getZ() < -0.5 and dH > ( BD.MAX_LEN_BH_FROM_BOTTOM or 200))
+            local bDouble = ( vtN:getZ() < -0.5 and dH > ( BD.MAX_LEN_BH_FROM_BOTTOM or 200) and not BD.TURN)
             -- inserisco la lavorazione di fresatura
             local sName = 'BHMill_' .. ( EgtGetName( Proc.Id) or tostring( Proc.Id))
             local nMchFId = EgtAddMachining( sName, sMilling)
@@ -4586,7 +4587,7 @@ local function MakeMoreFaces( Proc, nPhase, nRawId, nPartId, dOvmHead, bSinglePa
             sNotes = sNotes .. 'VMRS=0;'
             EgtSetMachiningParam( MCH_MP.USERNOTES, sNotes)
             -- attacchi e uscite
-            if vtN:getZ() > -0.5 then
+            if vtN:getZ() > -0.5 or BD.TURN then
                EgtSetMachiningParam( MCH_MP.LITANG, 0)
                EgtSetMachiningParam( MCH_MP.LIPERP, dFacElev + BD.CUT_SIC)
                EgtSetMachiningParam( MCH_MP.LEADOUTTYPE, MCH_MILL_LO.AS_LI)
@@ -4607,7 +4608,20 @@ local function MakeMoreFaces( Proc, nPhase, nRawId, nPartId, dOvmHead, bSinglePa
             local nStepType = MCH_MILL_ST.ONEWAY
             EgtSetMachiningParam( MCH_MP.STEPTYPE, nStepType)
             -- imposto posizione braccio porta testa
-            local nSCC = EgtIf( ( vtN:getY() > 0.5 or ( bHeadDir and vtN:getZ() > 0.5 ) or ( not bHeadDir and vtN:getZ() < -0.5)), MCH_SCC.ADIR_YP, MCH_SCC.ADIR_YM)
+            local nSCC = MCH_SCC.NONE
+            if not BD.TURN then
+               nSCC = EgtIf( ( vtN:getY() > 0.5 or ( bHeadDir and vtN:getZ() > 0.5 ) or ( not bHeadDir and vtN:getZ() < -0.5)), MCH_SCC.ADIR_YP, MCH_SCC.ADIR_YM)
+            else
+               if vtN:getY() > 0.707 then 
+                  nSCC = MCH_SCC.ADIR_YP
+               elseif vtN:getY() < -0.707 then
+                  nSCC = MCH_SCC.ADIR_YM
+               elseif vtN:getZ() > 0.707 then
+                  nSCC = MCH_SCC.ADIR_ZP
+               elseif vtN:getZ() < -0.707 then
+                  nSCC = MCH_SCC.ADIR_ZM
+               end
+            end
             EgtSetMachiningParam( MCH_MP.SCC, nSCC)
             -- eseguo
             if not ML.ApplyMachining( true, false) then
@@ -5103,7 +5117,7 @@ local function MakeMoreFaces( Proc, nPhase, nRawId, nPartId, dOvmHead, bSinglePa
                      local bPassEdge = ((( bIsU and Proc.Fct == 3) or ( bIsL and Proc.Fct == 2)) and bSinglePart and Proc.Box:getDimX() < 0.9 * b3Raw:getDimX())
                      local nFacIndOri = BL.GetFaceWithMostAdj( Proc.Id, nPartId)
                      local vtNOri = EgtSurfTmFacetNormVersor( Proc.Id, nFacIndOri, GDB_ID.ROOT)
-                     if nChamfer < 2 and nQAntisplintResult == 1 and (( bIsU or bIsL) and ( bPassThrou or bPassEdge)) and ( vtNOri:getZ() > -0.087 or BD.DOWN_HEAD) then
+                     if nChamfer < 2 and nQAntisplintResult == 1 and (( bIsU or bIsL) and ( bPassThrou or bPassEdge)) and ( vtNOri:getZ() > -0.087 or BD.DOWN_HEAD or BD.TURN) then
                         local bOk
                         local bSawDown = ( bMillDown and not bMillUp)
                         bMadeASbyBld, bOk, sWarn = ManageAntiSplintBySaw( Proc, b3Raw, bIsU, vtNOri, nFacIndOri, sWarn, bSawDown, true)
@@ -5340,7 +5354,7 @@ local function MakeMoreFaces( Proc, nPhase, nRawId, nPartId, dOvmHead, bSinglePa
             local bPassEdge = ((( bIsU and Proc.Fct == 3) or ( bIsL and Proc.Fct == 2)) and bSinglePart and Proc.Box:getDimX() < 0.9 * b3Raw:getDimX())
             local nFacIndOri = BL.GetFaceWithMostAdj( Proc.Id, nPartId)
             local vtNOri = EgtSurfTmFacetNormVersor( Proc.Id, nFacIndOri, GDB_ID.ROOT)
-            if nChamfer < 2 and nQAntisplintResult == 1 and (( bIsU or bIsL) and ( bPassThrou or bPassEdge)) and ( vtNOri:getZ() > -0.087 or BD.DOWN_HEAD) then
+            if nChamfer < 2 and nQAntisplintResult == 1 and (( bIsU or bIsL) and ( bPassThrou or bPassEdge)) and ( vtNOri:getZ() > -0.087 or BD.DOWN_HEAD or BD.TURN) then
                local bOk
                local bSawDown = ( bMillDown and not bMillUp)
                bMadeASbyBld, bOk, sWarn = ManageAntiSplintBySaw( Proc, b3Raw, bIsU, vtNOri, nFacIndOri, sWarn, bSawDown)