diff --git a/src/Mod/CAM/PathSimulator/AppGL/EndMill.cpp b/src/Mod/CAM/PathSimulator/AppGL/EndMill.cpp
index 68f8f5a73b..ec39d4cbf3 100644
--- a/src/Mod/CAM/PathSimulator/AppGL/EndMill.cpp
+++ b/src/Mod/CAM/PathSimulator/AppGL/EndMill.cpp
@@ -90,10 +90,10 @@ void EndMill::GenerateDisplayLists(float quality)
     }
 
     // full tool
-    toolShape.RotateProfile(profilePoints, nPoints, 0, 0, nslices, false);
+    toolShape.RotateProfile(profilePoints, nPoints, 0,  nslices, false);
 
     // half tool
-    halfToolShape.RotateProfile(profilePoints, nPoints, 0, 0, nslices / 2, true);
+    halfToolShape.RotateProfile(profilePoints, nPoints, 0,  nslices / 2, true);
 
     // unit path
     int nFullPoints = PROFILE_BUFFER_POINTS(nPoints);
diff --git a/src/Mod/CAM/PathSimulator/AppGL/SimShapes.cpp b/src/Mod/CAM/PathSimulator/AppGL/SimShapes.cpp
index d21eb6df20..3be37ce14d 100644
--- a/src/Mod/CAM/PathSimulator/AppGL/SimShapes.cpp
+++ b/src/Mod/CAM/PathSimulator/AppGL/SimShapes.cpp
@@ -33,11 +33,6 @@ using namespace MillSim;
 static float* sinTable = nullptr;
 static float* cosTable = nullptr;
 static int lastNumSlices = 0;
-static int lastNumSectionIndices = 0;
-static GLshort quadIndices[] = { 0, 2, 3, 0, 3, 1 };
-static GLshort quadIndicesReversed[] = { 0, 3, 2, 0, 1, 3 };
-static GLshort* sectionIndicesQuad = nullptr;
-static GLshort* sectionIndicesTri = nullptr;
 
 static bool GenerateSinTable(int nSlices)
 {
@@ -71,7 +66,7 @@ static bool GenerateSinTable(int nSlices)
 }
 
 
-void MillSim::Shape::RotateProfile(float* profPoints, int nPoints, float distance, float deltaHeight, int nSlices, bool isHalfTurn)
+void MillSim::Shape::RotateProfile(float* profPoints, int nPoints, float distance,  int nSlices, bool isHalfTurn)
 {
     int vidx = 0;
     int iidx = 0;
diff --git a/src/Mod/CAM/PathSimulator/AppGL/SimShapes.h b/src/Mod/CAM/PathSimulator/AppGL/SimShapes.h
index 5e048d808a..0b2821e4d8 100644
--- a/src/Mod/CAM/PathSimulator/AppGL/SimShapes.h
+++ b/src/Mod/CAM/PathSimulator/AppGL/SimShapes.h
@@ -37,9 +37,6 @@
         var[idx++] = z;                                                                            \
     }
 
-// #define SET_TRIPLE(var, idx, x, y, z) {var[idx] = x; var[idx+1] = y; var[idx+2] = z;}
-// #define SET_TRIPLE_OFFS(var, idx, offs, x, y, z) {var[idx] = x + offs; var[idx+1] = y + offs;
-// var[idx+2] = z + offs;}
 
 #define SET_TRIPLE_OFFS(var, idx, offs, x, y, z)                                                   \
     {                                                                                              \
@@ -78,7 +75,6 @@ public:
     void RotateProfile(float* profPoints,
                        int nPoints,
                        float distance,
-                       float deltaHeight,
                        int nSlices,
                        bool isHalfTurn);
     void ExtrudeProfileRadial(float* profPoints,