diff --git a/LuaLibs/ProcessSawCut.lua b/LuaLibs/ProcessSawCut.lua
index 0cb81c4..6e3bab3 100644
--- a/LuaLibs/ProcessSawCut.lua
+++ b/LuaLibs/ProcessSawCut.lua
@@ -184,6 +184,9 @@ function ProcessSawCut.Make( Proc, nPhase, nRawId, nPartId, dOvmHead, dOvmTail)
    for i = 1, nC do
       -- Posizione braccio portatesta
       local nSCC = EgtIf( ( BD.C_SIMM or i == 1 or i == nC - 1), MCH_SCC.ADIR_XP, MCH_SCC.ADIR_XM)
+      if abs( vtDir:getY()) > 0.5 then
+         nSCC = EgtIf( vtDir:getY() > 0, MCH_SCC.ADIR_YP, MCH_SCC.ADIR_YM)
+      end
       -- ciclo sulle passate
       local dOffset = dWidth - dDepth ;
       local dLioTang = 0