diff --git a/API_MachMgr.cpp b/API_MachMgr.cpp
index 76f6eff..c82ecf9 100644
--- a/API_MachMgr.cpp
+++ b/API_MachMgr.cpp
@@ -288,6 +288,13 @@ __stdcall EgtMoveRawPart( int nRawId, const double vtMove[3])
    return ( ExeMoveRawPart( nRawId, vtMove) ? TRUE : FALSE) ;
 }
 
+//-----------------------------------------------------------------------------
+BOOL
+__stdcall EgtRotateRawPart( int nRawId, const double vtAx[3], double dAngDeg)
+{
+   return ( ExeRotateRawPart( nRawId, vtAx, dAngDeg) ? TRUE : FALSE) ;
+}
+
 //-----------------------------------------------------------------------------
 int
 __stdcall EgtSplitFlatRawPartWithMachinings( int nRawId, int nNumMchId, const int nMchIds[])
diff --git a/EgtInterface.rc b/EgtInterface.rc
index 8b46f05..3901bbc 100644
Binary files a/EgtInterface.rc and b/EgtInterface.rc differ