diff --git a/API_MachMgr.cpp b/API_MachMgr.cpp
index e116b42..333b553 100644
--- a/API_MachMgr.cpp
+++ b/API_MachMgr.cpp
@@ -882,6 +882,13 @@ __stdcall EgtSetMachiningParamDouble( int nType, double dVal)
    return ( ExeSetMachiningParam( nType, dVal) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtSetMachiningParamString( int nType, const wchar_t* wsVal)
+{
+   return ( ExeSetMachiningParam( nType, string( wstrztoA( wsVal))) ? TRUE : FALSE) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtPreviewMachining( BOOL bRecalc)
@@ -914,6 +921,19 @@ __stdcall EgtGetMachiningParamDouble( int nType, double* pdVal)
    return ( ExeGetMachiningParam( nType, *pdVal) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtGetMachiningParamString( int nType, wchar_t*& wsVal)
+{
+   if ( &wsVal == nullptr)
+      return FALSE ;
+   string sVal ;
+   if ( ! ExeGetMachiningParam( nType, sVal))
+      return FALSE ;
+   wsVal = _wcsdup( stringtoW( sVal)) ;
+   return  (( wsVal == nullptr) ? FALSE : TRUE) ;
+}
+
 //-----------------------------------------------------------------------------
 BOOL
 __stdcall EgtGetMachiningGeometry( int nInd, int* pnId, int* pnSub)
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 317b54c..34c24d8 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ