diff --git a/DDCore/src/ShapeUtilities.cpp b/DDCore/src/ShapeUtilities.cpp
index 88462e0f24888ea573e4e883d159b42419e170b1..b3fdd84d57895ad9d2c9d731e621807497a0af7d 100644
--- a/DDCore/src/ShapeUtilities.cpp
+++ b/DDCore/src/ShapeUtilities.cpp
@@ -583,7 +583,7 @@ namespace dd4hep {
 
     pars[0] = pars[1];
     pars[1] = pars[2];
-    pars[2] = (pars[3]+pars[4])/2.0;
+    pars[2] = (-pars[3]+pars[4])/2.0;
     pars[3] = 0.0;
     pars[4] = pars[6];
     pars.resize(5);
diff --git a/DDG4/src/Geant4Converter.cpp b/DDG4/src/Geant4Converter.cpp
index 4aed87219dd81d4982d4f495e28bdf49bc38ae8f..ad7665add08f4284b039b24ee85b75e376f8ec9c 100644
--- a/DDG4/src/Geant4Converter.cpp
+++ b/DDG4/src/Geant4Converter.cpp
@@ -19,6 +19,7 @@
 #include "DD4hep/Printout.h"
 #include "DD4hep/DD4hepUnits.h"
 #include "DD4hep/PropertyTable.h"
+#include "DD4hep/detail/ShapesInterna.h"
 #include "DD4hep/detail/ObjectsInterna.h"
 #include "DD4hep/detail/DetectorInterna.h"
 
@@ -543,7 +544,7 @@ void* Geant4Converter::handleSolid(const string& name, const TGeoShape* shape) c
     if (0 != (solid = data().g4Solids[shape])) {
       return solid;
     }
-    TClass* isa = shape->IsA();
+    TClass*    isa = shape->IsA();
     PrintLevel lvl = debugShapes ? ALWAYS : outputLevel;
     if (isa == TGeoShapeAssembly::Class()) {
       // Assemblies have no corresponding 'shape' in Geant4. Ignore the shape translation.
@@ -561,6 +562,8 @@ void* Geant4Converter::handleSolid(const string& name, const TGeoShape* shape) c
       solid = convertShape<TGeoCtub>(shape);
     else if (isa == TGeoEltu::Class())
       solid = convertShape<TGeoEltu>(shape);
+    else if (isa == TwistedTubeObject::Class())
+      solid = convertShape<TwistedTubeObject>(shape);
     else if (isa == TGeoTrd1::Class())
       solid = convertShape<TGeoTrd1>(shape);
     else if (isa == TGeoTrd2::Class())
diff --git a/DDG4/src/Geant4ShapeConverter.cpp b/DDG4/src/Geant4ShapeConverter.cpp
index 31d5c2723e3ffbb005568898aaf1070fffb1b1df..3e12a1074508c0ffd635e14a483b0e4b371a8b74 100644
--- a/DDG4/src/Geant4ShapeConverter.cpp
+++ b/DDG4/src/Geant4ShapeConverter.cpp
@@ -15,6 +15,7 @@
 #include "DD4hep/Shapes.h"
 #include "DD4hep/Printout.h"
 #include "DD4hep/DD4hepUnits.h"
+#include "DD4hep/detail/ShapesInterna.h"
 
 #include "Geant4ShapeConverter.h"
 
@@ -36,8 +37,9 @@
 #include "G4CutTubs.hh"
 #include "G4Polycone.hh"
 #include "G4Polyhedra.hh"
-#include "G4Paraboloid.hh"
 #include "G4Ellipsoid.hh"
+#include "G4Paraboloid.hh"
+#include "G4TwistedTubs.hh"
 #include "G4GenericTrap.hh"
 #include "G4ExtrudedSolid.hh"
 #include "G4EllipticalTube.hh"
@@ -100,6 +102,14 @@ namespace dd4hep {
       return new G4EllipticalTube(sh->GetName(),sh->GetA() * CM_2_MM, sh->GetB() * CM_2_MM, sh->GetDz() * CM_2_MM);
     }
 
+    template <> G4VSolid* convertShape<TwistedTubeObject>(const TGeoShape* shape)  {
+      const TwistedTubeObject* sh = (const TwistedTubeObject*) shape;
+      return new G4TwistedTubs(sh->GetName(),sh->GetPhiTwist() * DEGREE_2_RAD,
+                               sh->GetRmin() * CM_2_MM, sh->GetRmax() * CM_2_MM,
+                               sh->GetNegativeEndZ() * CM_2_MM, sh->GetPositiveEndZ() * CM_2_MM,
+                               sh->GetNsegments(), (sh->GetPhi2()-sh->GetPhi1()) * DEGREE_2_RAD);
+    }
+
     template <> G4VSolid* convertShape<TGeoTrd1>(const TGeoShape* shape)  {
       const TGeoTrd1* sh = (const TGeoTrd1*) shape;
       return new G4Trd(sh->GetName(), sh->GetDx1() * CM_2_MM, sh->GetDx2() * CM_2_MM, sh->GetDy() * CM_2_MM, sh->GetDy() * CM_2_MM,
diff --git a/examples/ClientTests/compact/Check_Shape_TwistedTube.xml b/examples/ClientTests/compact/Check_Shape_TwistedTube.xml
index d2b795a3859497f4e6a276a7337ee8f9ff401d6b..dfb01c435f93426f9cb023d46befa9ce091e590c 100644
--- a/examples/ClientTests/compact/Check_Shape_TwistedTube.xml
+++ b/examples/ClientTests/compact/Check_Shape_TwistedTube.xml
@@ -4,7 +4,7 @@
   </includes>
 
   <detectors>
-    <detector id="1" name="Shape_TwistedTube" type="DD4hep_TestShape_Creator">
+    <detector id="1" name="Shape_Test" type="DD4hep_TestShape_Creator">
       <check vis="Shape1_vis">
         <shape type="TwistedTube" twist="20*degree" rmin="10*cm" rmax="30*cm" dz="40*cm" deltaphi="45*degree" />
         <position x="30"  y="30"   z="30"/>
diff --git a/examples/ClientTests/ref/Ref_TwistedTube.txt b/examples/ClientTests/ref/Ref_TwistedTube.txt
index 3dc484c646bf65b414a5c49f86194913e5b0905b..25d84981f7bb3b6e9dd98d5d313e94c42f73ed0b 100644
--- a/examples/ClientTests/ref/Ref_TwistedTube.txt
+++ b/examples/ClientTests/ref/Ref_TwistedTube.txt
@@ -1,87 +1,87 @@
 ShapeCheck[0] dd4hep::TwistedTubeObject 84 Mesh-points:
 dd4hep::TwistedTubeObject TwistedTube N(mesh)=84  N(vert)=84  N(seg)=168  N(pols)=82
-dd4hep::TwistedTubeObject 0   Local  (  10.00,    0.00,   40.00) Global (  40.00,   30.00,   70.00)
-dd4hep::TwistedTubeObject 1   Local  (   9.99,    0.39,   40.00) Global (  39.99,   30.39,   70.00)
-dd4hep::TwistedTubeObject 2   Local  (   9.97,    0.78,   40.00) Global (  39.97,   30.78,   70.00)
-dd4hep::TwistedTubeObject 3   Local  (   9.93,    1.18,   40.00) Global (  39.93,   31.18,   70.00)
-dd4hep::TwistedTubeObject 4   Local  (   9.88,    1.56,   40.00) Global (  39.88,   31.56,   70.00)
-dd4hep::TwistedTubeObject 5   Local  (   9.81,    1.95,   40.00) Global (  39.81,   31.95,   70.00)
-dd4hep::TwistedTubeObject 6   Local  (   9.72,    2.33,   40.00) Global (  39.72,   32.33,   70.00)
-dd4hep::TwistedTubeObject 7   Local  (   9.62,    2.71,   40.00) Global (  39.62,   32.71,   70.00)
-dd4hep::TwistedTubeObject 8   Local  (   9.51,    3.09,   40.00) Global (  39.51,   33.09,   70.00)
-dd4hep::TwistedTubeObject 9   Local  (   9.38,    3.46,   40.00) Global (  39.38,   33.46,   70.00)
-dd4hep::TwistedTubeObject 10  Local  (   9.24,    3.83,   40.00) Global (  39.24,   33.83,   70.00)
-dd4hep::TwistedTubeObject 11  Local  (   9.08,    4.19,   40.00) Global (  39.08,   34.19,   70.00)
-dd4hep::TwistedTubeObject 12  Local  (   8.91,    4.54,   40.00) Global (  38.91,   34.54,   70.00)
-dd4hep::TwistedTubeObject 13  Local  (   8.72,    4.89,   40.00) Global (  38.72,   34.89,   70.00)
-dd4hep::TwistedTubeObject 14  Local  (   8.53,    5.22,   40.00) Global (  38.53,   35.22,   70.00)
-dd4hep::TwistedTubeObject 15  Local  (   8.31,    5.56,   40.00) Global (  38.31,   35.56,   70.00)
-dd4hep::TwistedTubeObject 16  Local  (   8.09,    5.88,   40.00) Global (  38.09,   35.88,   70.00)
-dd4hep::TwistedTubeObject 17  Local  (   7.85,    6.19,   40.00) Global (  37.85,   36.19,   70.00)
-dd4hep::TwistedTubeObject 18  Local  (   7.60,    6.49,   40.00) Global (  37.60,   36.49,   70.00)
-dd4hep::TwistedTubeObject 19  Local  (   7.34,    6.79,   40.00) Global (  37.34,   36.79,   70.00)
-dd4hep::TwistedTubeObject 20  Local  (   7.07,    7.07,   40.00) Global (  37.07,   37.07,   70.00)
-dd4hep::TwistedTubeObject 21  Local  (  30.00,    0.00,   40.00) Global (  60.00,   30.00,   70.00)
-dd4hep::TwistedTubeObject 22  Local  (  29.98,    1.18,   40.00) Global (  59.98,   31.18,   70.00)
-dd4hep::TwistedTubeObject 23  Local  (  29.91,    2.35,   40.00) Global (  59.91,   32.35,   70.00)
-dd4hep::TwistedTubeObject 24  Local  (  29.79,    3.53,   40.00) Global (  59.79,   33.53,   70.00)
-dd4hep::TwistedTubeObject 25  Local  (  29.63,    4.69,   40.00) Global (  59.63,   34.69,   70.00)
-dd4hep::TwistedTubeObject 26  Local  (  29.42,    5.85,   40.00) Global (  59.42,   35.85,   70.00)
-dd4hep::TwistedTubeObject 27  Local  (  29.17,    7.00,   40.00) Global (  59.17,   37.00,   70.00)
-dd4hep::TwistedTubeObject 28  Local  (  28.87,    8.14,   40.00) Global (  58.87,   38.14,   70.00)
-dd4hep::TwistedTubeObject 29  Local  (  28.53,    9.27,   40.00) Global (  58.53,   39.27,   70.00)
-dd4hep::TwistedTubeObject 30  Local  (  28.15,   10.38,   40.00) Global (  58.15,   40.38,   70.00)
-dd4hep::TwistedTubeObject 31  Local  (  27.72,   11.48,   40.00) Global (  57.72,   41.48,   70.00)
-dd4hep::TwistedTubeObject 32  Local  (  27.24,   12.56,   40.00) Global (  57.24,   42.56,   70.00)
-dd4hep::TwistedTubeObject 33  Local  (  26.73,   13.62,   40.00) Global (  56.73,   43.62,   70.00)
-dd4hep::TwistedTubeObject 34  Local  (  26.17,   14.66,   40.00) Global (  56.17,   44.66,   70.00)
-dd4hep::TwistedTubeObject 35  Local  (  25.58,   15.67,   40.00) Global (  55.58,   45.67,   70.00)
-dd4hep::TwistedTubeObject 36  Local  (  24.94,   16.67,   40.00) Global (  54.94,   46.67,   70.00)
-dd4hep::TwistedTubeObject 37  Local  (  24.27,   17.63,   40.00) Global (  54.27,   47.63,   70.00)
-dd4hep::TwistedTubeObject 38  Local  (  23.56,   18.57,   40.00) Global (  53.56,   48.57,   70.00)
-dd4hep::TwistedTubeObject 39  Local  (  22.81,   19.48,   40.00) Global (  52.81,   49.48,   70.00)
-dd4hep::TwistedTubeObject 40  Local  (  22.03,   20.36,   40.00) Global (  52.03,   50.36,   70.00)
-dd4hep::TwistedTubeObject 41  Local  (  21.21,   21.21,   40.00) Global (  51.21,   51.21,   70.00)
-dd4hep::TwistedTubeObject 42  Local  (  10.00,    0.00,  -40.00) Global (  40.00,   30.00,  -10.00)
-dd4hep::TwistedTubeObject 43  Local  (   9.99,    0.39,  -40.00) Global (  39.99,   30.39,  -10.00)
-dd4hep::TwistedTubeObject 44  Local  (   9.97,    0.78,  -40.00) Global (  39.97,   30.78,  -10.00)
-dd4hep::TwistedTubeObject 45  Local  (   9.93,    1.18,  -40.00) Global (  39.93,   31.18,  -10.00)
-dd4hep::TwistedTubeObject 46  Local  (   9.88,    1.56,  -40.00) Global (  39.88,   31.56,  -10.00)
-dd4hep::TwistedTubeObject 47  Local  (   9.81,    1.95,  -40.00) Global (  39.81,   31.95,  -10.00)
-dd4hep::TwistedTubeObject 48  Local  (   9.72,    2.33,  -40.00) Global (  39.72,   32.33,  -10.00)
-dd4hep::TwistedTubeObject 49  Local  (   9.62,    2.71,  -40.00) Global (  39.62,   32.71,  -10.00)
-dd4hep::TwistedTubeObject 50  Local  (   9.51,    3.09,  -40.00) Global (  39.51,   33.09,  -10.00)
-dd4hep::TwistedTubeObject 51  Local  (   9.38,    3.46,  -40.00) Global (  39.38,   33.46,  -10.00)
-dd4hep::TwistedTubeObject 52  Local  (   9.24,    3.83,  -40.00) Global (  39.24,   33.83,  -10.00)
-dd4hep::TwistedTubeObject 53  Local  (   9.08,    4.19,  -40.00) Global (  39.08,   34.19,  -10.00)
-dd4hep::TwistedTubeObject 54  Local  (   8.91,    4.54,  -40.00) Global (  38.91,   34.54,  -10.00)
-dd4hep::TwistedTubeObject 55  Local  (   8.72,    4.89,  -40.00) Global (  38.72,   34.89,  -10.00)
-dd4hep::TwistedTubeObject 56  Local  (   8.53,    5.22,  -40.00) Global (  38.53,   35.22,  -10.00)
-dd4hep::TwistedTubeObject 57  Local  (   8.31,    5.56,  -40.00) Global (  38.31,   35.56,  -10.00)
-dd4hep::TwistedTubeObject 58  Local  (   8.09,    5.88,  -40.00) Global (  38.09,   35.88,  -10.00)
-dd4hep::TwistedTubeObject 59  Local  (   7.85,    6.19,  -40.00) Global (  37.85,   36.19,  -10.00)
-dd4hep::TwistedTubeObject 60  Local  (   7.60,    6.49,  -40.00) Global (  37.60,   36.49,  -10.00)
-dd4hep::TwistedTubeObject 61  Local  (   7.34,    6.79,  -40.00) Global (  37.34,   36.79,  -10.00)
-dd4hep::TwistedTubeObject 62  Local  (   7.07,    7.07,  -40.00) Global (  37.07,   37.07,  -10.00)
-dd4hep::TwistedTubeObject 63  Local  (  30.00,    0.00,  -40.00) Global (  60.00,   30.00,  -10.00)
-dd4hep::TwistedTubeObject 64  Local  (  29.98,    1.18,  -40.00) Global (  59.98,   31.18,  -10.00)
-dd4hep::TwistedTubeObject 65  Local  (  29.91,    2.35,  -40.00) Global (  59.91,   32.35,  -10.00)
-dd4hep::TwistedTubeObject 66  Local  (  29.79,    3.53,  -40.00) Global (  59.79,   33.53,  -10.00)
-dd4hep::TwistedTubeObject 67  Local  (  29.63,    4.69,  -40.00) Global (  59.63,   34.69,  -10.00)
-dd4hep::TwistedTubeObject 68  Local  (  29.42,    5.85,  -40.00) Global (  59.42,   35.85,  -10.00)
-dd4hep::TwistedTubeObject 69  Local  (  29.17,    7.00,  -40.00) Global (  59.17,   37.00,  -10.00)
-dd4hep::TwistedTubeObject 70  Local  (  28.87,    8.14,  -40.00) Global (  58.87,   38.14,  -10.00)
-dd4hep::TwistedTubeObject 71  Local  (  28.53,    9.27,  -40.00) Global (  58.53,   39.27,  -10.00)
-dd4hep::TwistedTubeObject 72  Local  (  28.15,   10.38,  -40.00) Global (  58.15,   40.38,  -10.00)
-dd4hep::TwistedTubeObject 73  Local  (  27.72,   11.48,  -40.00) Global (  57.72,   41.48,  -10.00)
-dd4hep::TwistedTubeObject 74  Local  (  27.24,   12.56,  -40.00) Global (  57.24,   42.56,  -10.00)
-dd4hep::TwistedTubeObject 75  Local  (  26.73,   13.62,  -40.00) Global (  56.73,   43.62,  -10.00)
-dd4hep::TwistedTubeObject 76  Local  (  26.17,   14.66,  -40.00) Global (  56.17,   44.66,  -10.00)
-dd4hep::TwistedTubeObject 77  Local  (  25.58,   15.67,  -40.00) Global (  55.58,   45.67,  -10.00)
-dd4hep::TwistedTubeObject 78  Local  (  24.94,   16.67,  -40.00) Global (  54.94,   46.67,  -10.00)
-dd4hep::TwistedTubeObject 79  Local  (  24.27,   17.63,  -40.00) Global (  54.27,   47.63,  -10.00)
-dd4hep::TwistedTubeObject 80  Local  (  23.56,   18.57,  -40.00) Global (  53.56,   48.57,  -10.00)
-dd4hep::TwistedTubeObject 81  Local  (  22.81,   19.48,  -40.00) Global (  52.81,   49.48,  -10.00)
-dd4hep::TwistedTubeObject 82  Local  (  22.03,   20.36,  -40.00) Global (  52.03,   50.36,  -10.00)
-dd4hep::TwistedTubeObject 83  Local  (  21.21,   21.21,  -40.00) Global (  51.21,   51.21,  -10.00)
-dd4hep::TwistedTubeObject Bounding box:  dx=  11.46 dy=  10.61 dz= -40.00 Origin: x=  18.54 y=  10.61 z=   0.00
+dd4hep::TwistedTubeObject 0   Local  (  10.00,    0.00,  -40.00) Global (  40.00,   30.00,  -10.00)
+dd4hep::TwistedTubeObject 1   Local  (   9.99,    0.39,  -40.00) Global (  39.99,   30.39,  -10.00)
+dd4hep::TwistedTubeObject 2   Local  (   9.97,    0.78,  -40.00) Global (  39.97,   30.78,  -10.00)
+dd4hep::TwistedTubeObject 3   Local  (   9.93,    1.18,  -40.00) Global (  39.93,   31.18,  -10.00)
+dd4hep::TwistedTubeObject 4   Local  (   9.88,    1.56,  -40.00) Global (  39.88,   31.56,  -10.00)
+dd4hep::TwistedTubeObject 5   Local  (   9.81,    1.95,  -40.00) Global (  39.81,   31.95,  -10.00)
+dd4hep::TwistedTubeObject 6   Local  (   9.72,    2.33,  -40.00) Global (  39.72,   32.33,  -10.00)
+dd4hep::TwistedTubeObject 7   Local  (   9.62,    2.71,  -40.00) Global (  39.62,   32.71,  -10.00)
+dd4hep::TwistedTubeObject 8   Local  (   9.51,    3.09,  -40.00) Global (  39.51,   33.09,  -10.00)
+dd4hep::TwistedTubeObject 9   Local  (   9.38,    3.46,  -40.00) Global (  39.38,   33.46,  -10.00)
+dd4hep::TwistedTubeObject 10  Local  (   9.24,    3.83,  -40.00) Global (  39.24,   33.83,  -10.00)
+dd4hep::TwistedTubeObject 11  Local  (   9.08,    4.19,  -40.00) Global (  39.08,   34.19,  -10.00)
+dd4hep::TwistedTubeObject 12  Local  (   8.91,    4.54,  -40.00) Global (  38.91,   34.54,  -10.00)
+dd4hep::TwistedTubeObject 13  Local  (   8.72,    4.89,  -40.00) Global (  38.72,   34.89,  -10.00)
+dd4hep::TwistedTubeObject 14  Local  (   8.53,    5.22,  -40.00) Global (  38.53,   35.22,  -10.00)
+dd4hep::TwistedTubeObject 15  Local  (   8.31,    5.56,  -40.00) Global (  38.31,   35.56,  -10.00)
+dd4hep::TwistedTubeObject 16  Local  (   8.09,    5.88,  -40.00) Global (  38.09,   35.88,  -10.00)
+dd4hep::TwistedTubeObject 17  Local  (   7.85,    6.19,  -40.00) Global (  37.85,   36.19,  -10.00)
+dd4hep::TwistedTubeObject 18  Local  (   7.60,    6.49,  -40.00) Global (  37.60,   36.49,  -10.00)
+dd4hep::TwistedTubeObject 19  Local  (   7.34,    6.79,  -40.00) Global (  37.34,   36.79,  -10.00)
+dd4hep::TwistedTubeObject 20  Local  (   7.07,    7.07,  -40.00) Global (  37.07,   37.07,  -10.00)
+dd4hep::TwistedTubeObject 21  Local  (  30.00,    0.00,  -40.00) Global (  60.00,   30.00,  -10.00)
+dd4hep::TwistedTubeObject 22  Local  (  29.98,    1.18,  -40.00) Global (  59.98,   31.18,  -10.00)
+dd4hep::TwistedTubeObject 23  Local  (  29.91,    2.35,  -40.00) Global (  59.91,   32.35,  -10.00)
+dd4hep::TwistedTubeObject 24  Local  (  29.79,    3.53,  -40.00) Global (  59.79,   33.53,  -10.00)
+dd4hep::TwistedTubeObject 25  Local  (  29.63,    4.69,  -40.00) Global (  59.63,   34.69,  -10.00)
+dd4hep::TwistedTubeObject 26  Local  (  29.42,    5.85,  -40.00) Global (  59.42,   35.85,  -10.00)
+dd4hep::TwistedTubeObject 27  Local  (  29.17,    7.00,  -40.00) Global (  59.17,   37.00,  -10.00)
+dd4hep::TwistedTubeObject 28  Local  (  28.87,    8.14,  -40.00) Global (  58.87,   38.14,  -10.00)
+dd4hep::TwistedTubeObject 29  Local  (  28.53,    9.27,  -40.00) Global (  58.53,   39.27,  -10.00)
+dd4hep::TwistedTubeObject 30  Local  (  28.15,   10.38,  -40.00) Global (  58.15,   40.38,  -10.00)
+dd4hep::TwistedTubeObject 31  Local  (  27.72,   11.48,  -40.00) Global (  57.72,   41.48,  -10.00)
+dd4hep::TwistedTubeObject 32  Local  (  27.24,   12.56,  -40.00) Global (  57.24,   42.56,  -10.00)
+dd4hep::TwistedTubeObject 33  Local  (  26.73,   13.62,  -40.00) Global (  56.73,   43.62,  -10.00)
+dd4hep::TwistedTubeObject 34  Local  (  26.17,   14.66,  -40.00) Global (  56.17,   44.66,  -10.00)
+dd4hep::TwistedTubeObject 35  Local  (  25.58,   15.67,  -40.00) Global (  55.58,   45.67,  -10.00)
+dd4hep::TwistedTubeObject 36  Local  (  24.94,   16.67,  -40.00) Global (  54.94,   46.67,  -10.00)
+dd4hep::TwistedTubeObject 37  Local  (  24.27,   17.63,  -40.00) Global (  54.27,   47.63,  -10.00)
+dd4hep::TwistedTubeObject 38  Local  (  23.56,   18.57,  -40.00) Global (  53.56,   48.57,  -10.00)
+dd4hep::TwistedTubeObject 39  Local  (  22.81,   19.48,  -40.00) Global (  52.81,   49.48,  -10.00)
+dd4hep::TwistedTubeObject 40  Local  (  22.03,   20.36,  -40.00) Global (  52.03,   50.36,  -10.00)
+dd4hep::TwistedTubeObject 41  Local  (  21.21,   21.21,  -40.00) Global (  51.21,   51.21,  -10.00)
+dd4hep::TwistedTubeObject 42  Local  (  10.00,    0.00,   40.00) Global (  40.00,   30.00,   70.00)
+dd4hep::TwistedTubeObject 43  Local  (   9.99,    0.39,   40.00) Global (  39.99,   30.39,   70.00)
+dd4hep::TwistedTubeObject 44  Local  (   9.97,    0.78,   40.00) Global (  39.97,   30.78,   70.00)
+dd4hep::TwistedTubeObject 45  Local  (   9.93,    1.18,   40.00) Global (  39.93,   31.18,   70.00)
+dd4hep::TwistedTubeObject 46  Local  (   9.88,    1.56,   40.00) Global (  39.88,   31.56,   70.00)
+dd4hep::TwistedTubeObject 47  Local  (   9.81,    1.95,   40.00) Global (  39.81,   31.95,   70.00)
+dd4hep::TwistedTubeObject 48  Local  (   9.72,    2.33,   40.00) Global (  39.72,   32.33,   70.00)
+dd4hep::TwistedTubeObject 49  Local  (   9.62,    2.71,   40.00) Global (  39.62,   32.71,   70.00)
+dd4hep::TwistedTubeObject 50  Local  (   9.51,    3.09,   40.00) Global (  39.51,   33.09,   70.00)
+dd4hep::TwistedTubeObject 51  Local  (   9.38,    3.46,   40.00) Global (  39.38,   33.46,   70.00)
+dd4hep::TwistedTubeObject 52  Local  (   9.24,    3.83,   40.00) Global (  39.24,   33.83,   70.00)
+dd4hep::TwistedTubeObject 53  Local  (   9.08,    4.19,   40.00) Global (  39.08,   34.19,   70.00)
+dd4hep::TwistedTubeObject 54  Local  (   8.91,    4.54,   40.00) Global (  38.91,   34.54,   70.00)
+dd4hep::TwistedTubeObject 55  Local  (   8.72,    4.89,   40.00) Global (  38.72,   34.89,   70.00)
+dd4hep::TwistedTubeObject 56  Local  (   8.53,    5.22,   40.00) Global (  38.53,   35.22,   70.00)
+dd4hep::TwistedTubeObject 57  Local  (   8.31,    5.56,   40.00) Global (  38.31,   35.56,   70.00)
+dd4hep::TwistedTubeObject 58  Local  (   8.09,    5.88,   40.00) Global (  38.09,   35.88,   70.00)
+dd4hep::TwistedTubeObject 59  Local  (   7.85,    6.19,   40.00) Global (  37.85,   36.19,   70.00)
+dd4hep::TwistedTubeObject 60  Local  (   7.60,    6.49,   40.00) Global (  37.60,   36.49,   70.00)
+dd4hep::TwistedTubeObject 61  Local  (   7.34,    6.79,   40.00) Global (  37.34,   36.79,   70.00)
+dd4hep::TwistedTubeObject 62  Local  (   7.07,    7.07,   40.00) Global (  37.07,   37.07,   70.00)
+dd4hep::TwistedTubeObject 63  Local  (  30.00,    0.00,   40.00) Global (  60.00,   30.00,   70.00)
+dd4hep::TwistedTubeObject 64  Local  (  29.98,    1.18,   40.00) Global (  59.98,   31.18,   70.00)
+dd4hep::TwistedTubeObject 65  Local  (  29.91,    2.35,   40.00) Global (  59.91,   32.35,   70.00)
+dd4hep::TwistedTubeObject 66  Local  (  29.79,    3.53,   40.00) Global (  59.79,   33.53,   70.00)
+dd4hep::TwistedTubeObject 67  Local  (  29.63,    4.69,   40.00) Global (  59.63,   34.69,   70.00)
+dd4hep::TwistedTubeObject 68  Local  (  29.42,    5.85,   40.00) Global (  59.42,   35.85,   70.00)
+dd4hep::TwistedTubeObject 69  Local  (  29.17,    7.00,   40.00) Global (  59.17,   37.00,   70.00)
+dd4hep::TwistedTubeObject 70  Local  (  28.87,    8.14,   40.00) Global (  58.87,   38.14,   70.00)
+dd4hep::TwistedTubeObject 71  Local  (  28.53,    9.27,   40.00) Global (  58.53,   39.27,   70.00)
+dd4hep::TwistedTubeObject 72  Local  (  28.15,   10.38,   40.00) Global (  58.15,   40.38,   70.00)
+dd4hep::TwistedTubeObject 73  Local  (  27.72,   11.48,   40.00) Global (  57.72,   41.48,   70.00)
+dd4hep::TwistedTubeObject 74  Local  (  27.24,   12.56,   40.00) Global (  57.24,   42.56,   70.00)
+dd4hep::TwistedTubeObject 75  Local  (  26.73,   13.62,   40.00) Global (  56.73,   43.62,   70.00)
+dd4hep::TwistedTubeObject 76  Local  (  26.17,   14.66,   40.00) Global (  56.17,   44.66,   70.00)
+dd4hep::TwistedTubeObject 77  Local  (  25.58,   15.67,   40.00) Global (  55.58,   45.67,   70.00)
+dd4hep::TwistedTubeObject 78  Local  (  24.94,   16.67,   40.00) Global (  54.94,   46.67,   70.00)
+dd4hep::TwistedTubeObject 79  Local  (  24.27,   17.63,   40.00) Global (  54.27,   47.63,   70.00)
+dd4hep::TwistedTubeObject 80  Local  (  23.56,   18.57,   40.00) Global (  53.56,   48.57,   70.00)
+dd4hep::TwistedTubeObject 81  Local  (  22.81,   19.48,   40.00) Global (  52.81,   49.48,   70.00)
+dd4hep::TwistedTubeObject 82  Local  (  22.03,   20.36,   40.00) Global (  52.03,   50.36,   70.00)
+dd4hep::TwistedTubeObject 83  Local  (  21.21,   21.21,   40.00) Global (  51.21,   51.21,   70.00)
+dd4hep::TwistedTubeObject Bounding box:  dx=  11.46 dy=  10.61 dz=  40.00 Origin: x=  18.54 y=  10.61 z=   0.00
diff --git a/examples/ClientTests/scripts/Check_shape.py b/examples/ClientTests/scripts/Check_shape.py
index 48a36d2b69e5699fd726ecaff30b1a97c69ee7df..ab2449c5c30b2cf949e6464e2e4e8f7e0f3c0b24 100644
--- a/examples/ClientTests/scripts/Check_shape.py
+++ b/examples/ClientTests/scripts/Check_shape.py
@@ -18,15 +18,18 @@ def run():
   geo = None
   vis = False
   batch = False
-  #pdb.set_trace()
   for i in xrange(len(sys.argv)):
     c = sys.argv[i].upper()
-    if c.find('BATCH') < 2 and c.find('BATCH') >= 0: batch = True
-    if c[:4] == '-GEO': geo = sys.argv[i+1]
-    if c[:4] == '-VIS': vis = True
+    if c.find('BATCH') < 2 and c.find('BATCH') >= 0:
+      batch = True
+    if c[:4] == '-GEO':
+      geo = sys.argv[i+1]
+    if c[:4] == '-VIS':
+      vis = True
 
-  ui = geant4.setupCshUI(ui=None,vis=vis)
-  if batch: kernel.UI = ''
+  ui = geant4.setupCshUI(ui=None, vis=vis)
+  if batch:
+    kernel.UI = ''
   kernel.loadGeometry(geo)
   # Configure field
   geant4.setupTrackingField(prt=True)
@@ -48,5 +51,6 @@ def run():
   kernel.run()
   kernel.terminate()
 
+
 if __name__ == "__main__":
   run()