diff --git a/Drilling.cpp b/Drilling.cpp
index 1e0f0e2..b10a86b 100644
--- a/Drilling.cpp
+++ b/Drilling.cpp
@@ -246,6 +246,7 @@ Drilling::Drilling( void)
 {
    m_Params.m_sName = "*" ;
    m_Params.m_sToolName = "*" ;
+   m_Params.m_sDepth = "TH" ;
    m_TParams.m_sName = "*" ;
    m_TParams.m_sHead = "*" ;
    m_nStatus = MCH_ST_TO_VERIFY ;
diff --git a/EgtMachKernel.rc b/EgtMachKernel.rc
index 2efd1a1..f97c1f0 100644
Binary files a/EgtMachKernel.rc and b/EgtMachKernel.rc differ
diff --git a/Pocketing.cpp b/Pocketing.cpp
index 3fe20d5..ee2f079 100644
--- a/Pocketing.cpp
+++ b/Pocketing.cpp
@@ -3869,10 +3869,10 @@ Pocketing::CalcSpiral( const ICurveComposite* pCompo, int nReg, bool bSplitArcs,
       vtDir.Normalize() ;
       Vector3d vtOrtho = OrthoCompo( vtOtherDir, vtDir) ;
       double dPocketSize = vtOrtho.Len() ;
-      double dMaxOptSize ;
+      double dMaxOptSize = m_Params.m_dSideStep ;
       FromString( ExtractInfo( m_Params.m_sUserNotes, "MaxOptSize="), dMaxOptSize) ;
       if ( ( ( bSomeOpen  &&  dPocketSize < m_TParams.m_dDiam + EPS_SMALL)  ||  abs( dPocketSize - m_TParams.m_dDiam) < EPS_SMALL)  &&
-           ( ! FromString( ExtractInfo( m_Params.m_sUserNotes, "MaxOptSize="), dMaxOptSize)  ||  dPocketSize < dMaxOptSize)) {
+           dPocketSize < dMaxOptSize + 10 * EPS_SMALL) {
          if ( nReg == 0) {
             CalcTrapezoidSpiral( pCrvPocket, vtDir, dPocketSize, pMCrv, pRCrv, bOptimizedTrap) ;
             if ( bOptimizedTrap)
diff --git a/SurfRoughing.cpp b/SurfRoughing.cpp
index 8bcd2b7..d44e07e 100644
--- a/SurfRoughing.cpp
+++ b/SurfRoughing.cpp
@@ -41,9 +41,6 @@
 #include "/EgtDev/Include/EGkDistPointSurfTm.h"
 #include "/EgtDev/Include/EGkIntersPlaneSurfTm.h"
 #include "/EgtDev/Include/EGkStmFromCurves.h"
-#include <EgtDev/Include/EGkGeoPoint3d.h> // debug
-#include <EgtDev/Include/EGkGeoVector3d.h> // debug
-#include "/EgtDev/Include/EgtPerfCounter.h" // debug
 // per far dimenticare macro di WinUser.h
 #undef GetClassName
 
@@ -1771,7 +1768,7 @@ SurfRoughing::AddPocket( const INTINTVECTOR& vPocket, const Vector3d& vtTool, co
       for ( int i = 0 ; i < int( vpCrvs.size()) ; ++ i)
          VerifyArcs( vpCrvs[i]) ;
 
-     // salvo i loop esterni della superficie corrente come Polyline ( per LeadIn/LeadOut)
+     // salvo i loop esterni della superficie corrente come Polylinee ( per LeadIn/LeadOut)
       ICURVEPOVECTOR vLoops ; vLoops.resize( pSfrPock->GetChunkCount()) ;
       for ( int c = 0 ; c < int( vLoops.size()) ; ++ c)
          vLoops[c].Set( pSfrPock->GetLoop( c, 0)) ;
@@ -1802,6 +1799,9 @@ SurfRoughing::AddPocket( const INTINTVECTOR& vPocket, const Vector3d& vtTool, co
             PtrOwner<ICurve> pCurve( pCrvC->Clone()) ;
             if ( IsNull( pCurve))
                return false ;
+           // coefficiente feed (riduzione di feed per sezione di taglio superiore al previsto)
+            double dTempParam ; vpCrvs[k]->GetCurveTempParam( i, dTempParam) ;
+            double dCoeffFeed = ( dTempParam > EPS_SMALL ? dTempParam /= 1000 : 1) ;
            // se prima entità
             if ( i == 0) {
               // dati inizio entità
@@ -1848,7 +1848,8 @@ SurfRoughing::AddPocket( const INTINTVECTOR& vPocket, const Vector3d& vtTool, co
                      ptP1 -= ( nBasicStep * dStep) * vtTool ;
                      SetFeed( GetTipFeed()) ;
                      SetFlag( 0) ;
-                     AddLinearMove( ptP1) ;
+                     if ( AddLinearMove( ptP1) == GDB_ID_NULL)
+                        return false ;
                   }
                }
               // aggiungo attacco
@@ -1874,16 +1875,12 @@ SurfRoughing::AddPocket( const INTINTVECTOR& vPocket, const Vector3d& vtTool, co
                   return false ;
                }
             }
-           // ricavo la Feed e la imposto
-            double dPar0 = pCurve->GetTempParam( 0) ;
-            dPar0 /= 1000. ;
-            double dFeed = dPar0 * GetFeed() ;
-            SetFeed( dFeed) ;
            // elaborazioni sulla curva corrente (sempre un segmento di retta)
             if ( pCurve->GetType() == CRV_LINE) {
                ICurveLine* pLine = GetCurveLine( pCurve) ;
                Point3d ptP3 = pLine->GetEnd() ;
                Vector3d vtMove ; pLine->GetStartDir( vtMove) ;
+               SetFeed( dCoeffFeed * GetRightFeed( vtMove, vtTool)) ;
                if ( AddLinearMove( ptP3) == GDB_ID_NULL)
                   return false ;
             }
@@ -1894,6 +1891,7 @@ SurfRoughing::AddPocket( const INTINTVECTOR& vPocket, const Vector3d& vtTool, co
                Vector3d vtN = pArc->GetNormVersor() ;
                Point3d ptP3 ;
                pArc->GetEndPoint( ptP3) ;
+               SetFeed( dCoeffFeed * GetFeed()) ;
                if ( AddArcMove( ptP3, ptCen, dAngCen, vtN) == GDB_ID_NULL)
                   return false ;
             }
diff --git a/SurfRoughing.h b/SurfRoughing.h
index 477ed67..742f3ec 100644
--- a/SurfRoughing.h
+++ b/SurfRoughing.h
@@ -140,7 +140,7 @@ class SurfRoughing : public Machining
       /* end debug functions */
 
    private :
-      SELVECTOR         m_vId ;             // identificativi entità geometriche da lavorare
+      SELVECTOR         m_vId ;             // identificativi entit� geometriche da lavorare
       SurfRoughingData  m_Params ;          // parametri lavorazione
       ToolData          m_TParams ;         // parametri utensile
       double            m_dTHoldBase ;      // posizione base del porta-utensile