diff --git a/src/app/valentina/xml/vpattern.cpp b/src/app/valentina/xml/vpattern.cpp
index cb385888a..d397a3434 100644
--- a/src/app/valentina/xml/vpattern.cpp
+++ b/src/app/valentina/xml/vpattern.cpp
@@ -751,6 +751,7 @@ void VPattern::ParseDetailNodes(const QDomElement &domElement, VPiece &detail) c
             const bool reverse = GetParametrUInt(element, VToolSeamAllowance::AttrNodeReverse, "0");
             const qreal saBefore = GetParametrDouble(element, VToolSeamAllowance::AttrSABefore, "-1");
             const qreal saAfter = GetParametrDouble(element, VToolSeamAllowance::AttrSAAfter, "-1");
+            const PieceNodeAngle angle = static_cast<PieceNodeAngle>(GetParametrUInt(element, AttrAngle, "0"));
 
             const QString t = GetParametrString(element, AttrType, VToolSeamAllowance::NodePoint);
             Tool tool;
@@ -776,6 +777,7 @@ void VPattern::ParseDetailNodes(const QDomElement &domElement, VPiece &detail) c
             VPieceNode node(id, tool, reverse);
             node.SetSABefore(saBefore);
             node.SetSAAfter(saAfter);
+            node.SetAngleType(angle);
             detail.Append(node);
         }
     }
diff --git a/src/libs/ifc/schema/pattern/v0.4.0.xsd b/src/libs/ifc/schema/pattern/v0.4.0.xsd
index e98b35b89..0562a84f1 100644
--- a/src/libs/ifc/schema/pattern/v0.4.0.xsd
+++ b/src/libs/ifc/schema/pattern/v0.4.0.xsd
@@ -404,6 +404,7 @@
 																										 <xs:attribute name="reverse" type="xs:unsignedInt"></xs:attribute>
 																										 <xs:attribute name="before" type="xs:double"></xs:attribute>
 																										 <xs:attribute name="after" type="xs:double"></xs:attribute>
+																										 <xs:attribute name="angle" type="nodeAngle"></xs:attribute>
 																								   </xs:complexType>
 																							 </xs:element>
 																						 </xs:sequence>
@@ -638,4 +639,14 @@
        <xs:enumeration value="2"/><!--New version-->
      </xs:restriction>
    </xs:simpleType>
+   <xs:simpleType name="nodeAngle">
+     <xs:restriction base="xs:unsignedInt">
+       <xs:enumeration value="0"/><!--by length-->
+       <xs:enumeration value="1"/><!--by points intersections-->
+       <xs:enumeration value="2"/><!--by second edge symmetry-->
+       <xs:enumeration value="3"/><!--by first edge symmetry-->
+       <xs:enumeration value="4"/><!--by first edge right angle-->
+       <xs:enumeration value="5"/><!--by first edge right angle-->
+     </xs:restriction>
+   </xs:simpleType>
    </xs:schema>
diff --git a/src/libs/vmisc/def.h b/src/libs/vmisc/def.h
index a5c420e90..f8e2655a3 100644
--- a/src/libs/vmisc/def.h
+++ b/src/libs/vmisc/def.h
@@ -64,6 +64,16 @@ enum class Source : char { FromGui, FromFile, FromTool };
 enum class NodeUsage : bool {NotInUse = false, InUse = true};
 enum class SelectionType : bool {ByMousePress, ByMouseRelease};
 
+enum class PieceNodeAngle : unsigned char
+{
+    ByLength = 0,
+    ByPointsIntersection,
+    ByFirstEdgeSymmetry,
+    BySecondEdgeSymmetry,
+    ByFirstEdgeRightAngle,
+    BySecondEdgeRightAngle
+};
+
 typedef unsigned char ToolVisHolderType;
 enum class Tool : ToolVisHolderType
 {
diff --git a/src/libs/vpatterndb/vpiecenode.cpp b/src/libs/vpatterndb/vpiecenode.cpp
index 32481a696..4a6f7af26 100644
--- a/src/libs/vpatterndb/vpiecenode.cpp
+++ b/src/libs/vpatterndb/vpiecenode.cpp
@@ -150,6 +150,18 @@ void VPieceNode::SetSAAfter(qreal value)
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+PieceNodeAngle VPieceNode::GetAngleType() const
+{
+    return d->m_angleType;
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void VPieceNode::SetAngleType(PieceNodeAngle type)
+{
+    d->m_angleType = type;
+}
+
 // Friend functions
 //---------------------------------------------------------------------------------------------------------------------
 QDataStream& operator<<(QDataStream& out, const VPieceNode& p)
diff --git a/src/libs/vpatterndb/vpiecenode.h b/src/libs/vpatterndb/vpiecenode.h
index 4b4da1a2f..2653e472f 100644
--- a/src/libs/vpatterndb/vpiecenode.h
+++ b/src/libs/vpatterndb/vpiecenode.h
@@ -65,6 +65,9 @@ public:
     qreal GetSAAfter() const;
     qreal GetSAAfter(Unit unit) const;
     void  SetSAAfter(qreal value);
+
+    PieceNodeAngle GetAngleType() const;
+    void           SetAngleType(PieceNodeAngle type);
 private:
     QSharedDataPointer<VPieceNodeData> d;
 };
diff --git a/src/libs/vpatterndb/vpiecenode_p.h b/src/libs/vpatterndb/vpiecenode_p.h
index 63433bed7..25a1c0bad 100644
--- a/src/libs/vpatterndb/vpiecenode_p.h
+++ b/src/libs/vpatterndb/vpiecenode_p.h
@@ -44,7 +44,8 @@ public:
           m_typeTool(Tool::NodePoint),
           m_reverse(false),
           m_saBefore(-1),
-          m_saAfter(-1)
+          m_saAfter(-1),
+          m_angleType(PieceNodeAngle::ByLength)
     {}
 
     VPieceNodeData(quint32 id, Tool typeTool, bool reverse)
@@ -52,7 +53,8 @@ public:
           m_typeTool(typeTool),
           m_reverse(reverse),
           m_saBefore(-1),
-          m_saAfter(-1)
+          m_saAfter(-1),
+          m_angleType(PieceNodeAngle::ByLength)
     {
         if (m_typeTool == Tool::NodePoint)
         {
@@ -66,7 +68,8 @@ public:
           m_typeTool(node.m_typeTool),
           m_reverse(node.m_reverse),
           m_saBefore(node.m_saBefore),
-          m_saAfter(node.m_saAfter)
+          m_saAfter(node.m_saAfter),
+          m_angleType(node.m_angleType)
     {}
 
     ~VPieceNodeData();
@@ -83,6 +86,8 @@ public:
     qreal m_saBefore;
     qreal m_saAfter;
 
+    PieceNodeAngle m_angleType;
+
 private:
     VPieceNodeData &operator=(const VPieceNodeData &) Q_DECL_EQ_DELETE;
 };
diff --git a/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp b/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
index 00f26ed8b..c6eae327c 100644
--- a/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
+++ b/src/libs/vtools/dialogs/tools/dialogseamallowance.cpp
@@ -87,10 +87,16 @@ DialogSeamAllowance::DialogSeamAllowance(const VContainer *data, const quint32 &
     connect(ui->listWidget->model(), &QAbstractItemModel::rowsMoved, this, &DialogSeamAllowance::ListChanged);
     connect(ui->checkBoxSeams, &QCheckBox::toggled, this, &DialogSeamAllowance::EnableSeamAllowance);
 
+    InitNodeAngles();
+    connect(ui->comboBoxAngle, static_cast<void (QComboBox::*)(int)>(&QComboBox::currentIndexChanged), this,
+            &DialogSeamAllowance::NodeAngleChanged);
+
     if (not applyAllowed)
     {
         vis = new VisToolPiece(data);
     }
+
+    ui->tabWidget->setCurrentIndex(1);// Show always first tab active on start.
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -307,9 +313,11 @@ void DialogSeamAllowance::NodeChanged(int index)
     ui->doubleSpinBoxSAAfter->setDisabled(true);
     ui->pushButtonDefBefore->setDisabled(true);
     ui->pushButtonDefAfter->setDisabled(true);
+    ui->comboBoxAngle->setDisabled(true);
 
     ui->doubleSpinBoxSABefore->blockSignals(true);
     ui->doubleSpinBoxSAAfter->blockSignals(true);
+    ui->comboBoxAngle->blockSignals(true);
 
     if (index != -1)
     {
@@ -322,10 +330,11 @@ void DialogSeamAllowance::NodeChanged(int index)
         const int nodeIndex = piece.indexOfNode(id);
         if (nodeIndex != -1)
         {
-            const VPieceNode node = piece.at(nodeIndex);
+            const VPieceNode &node = piece.at(nodeIndex);
 
             ui->doubleSpinBoxSABefore->setEnabled(true);
             ui->doubleSpinBoxSAAfter->setEnabled(true);
+            ui->comboBoxAngle->setEnabled(true);
 
             qreal w1 = node.GetSABefore();
             if (w1 < 0)
@@ -348,16 +357,54 @@ void DialogSeamAllowance::NodeChanged(int index)
                 ui->pushButtonDefAfter->setEnabled(true);
             }
             ui->doubleSpinBoxSAAfter->setValue(w2);
+
+            const int index = ui->comboBoxAngle->findData(static_cast<unsigned char>(node.GetAngleType()));
+            if (index != -1)
+            {
+                ui->comboBoxAngle->setCurrentIndex(index);
+            }
         }
     }
     else
     {
         ui->doubleSpinBoxSABefore->setValue(0);
         ui->doubleSpinBoxSAAfter->setValue(0);
+        ui->comboBoxAngle->setCurrentIndex(-1);
     }
 
     ui->doubleSpinBoxSABefore->blockSignals(false);
     ui->doubleSpinBoxSAAfter->blockSignals(false);
+    ui->comboBoxAngle->blockSignals(false);
+}
+
+//---------------------------------------------------------------------------------------------------------------------
+void DialogSeamAllowance::NodeAngleChanged(int index)
+{
+    const int i = ui->comboBoxNodes->currentIndex();
+    if (i != -1 && index != -1)
+    {
+    #if QT_VERSION < QT_VERSION_CHECK(5, 2, 0)
+        const quint32 id = ui->comboBoxNodes->itemData(i).toUInt();
+    #else
+        const quint32 id = ui->comboBoxNodes->currentData().toUInt();
+    #endif
+
+        QListWidgetItem *rowItem = GetItemById(id);
+        if (rowItem)
+        {
+        #if QT_VERSION < QT_VERSION_CHECK(5, 2, 0)
+            const PieceNodeAngle angle = static_cast<PieceNodeAngle>(ui->comboBoxAngle->itemData(index).toUInt());
+        #else
+            const PieceNodeAngle angle = static_cast<PieceNodeAngle>(ui->comboBoxAngle->currentData().toUInt());
+        #endif
+
+            VPieceNode rowNode = qvariant_cast<VPieceNode>(rowItem->data(Qt::UserRole));
+            rowNode.SetAngleType(angle);
+            rowItem->setData(Qt::UserRole, QVariant::fromValue(rowNode));
+
+            ListChanged();
+        }
+    }
 }
 
 //---------------------------------------------------------------------------------------------------------------------
@@ -601,6 +648,24 @@ void DialogSeamAllowance::InitNodesList()
     }
 }
 
+//---------------------------------------------------------------------------------------------------------------------
+void DialogSeamAllowance::InitNodeAngles()
+{
+    ui->comboBoxAngle->clear();
+
+    ui->comboBoxAngle->addItem(tr("by length"), static_cast<unsigned char>(PieceNodeAngle::ByLength));
+    ui->comboBoxAngle->addItem(tr("by points intersetions"),
+                               static_cast<unsigned char>(PieceNodeAngle::ByPointsIntersection));
+    ui->comboBoxAngle->addItem(tr("by second edge symmetry"),
+                               static_cast<unsigned char>(PieceNodeAngle::BySecondEdgeSymmetry));
+    ui->comboBoxAngle->addItem(tr("by first edge symmetry"),
+                               static_cast<unsigned char>(PieceNodeAngle::ByFirstEdgeSymmetry));
+    ui->comboBoxAngle->addItem(tr("by first edge right angle"),
+                               static_cast<unsigned char>(PieceNodeAngle::ByFirstEdgeRightAngle));
+    ui->comboBoxAngle->addItem(tr("by second edge right angle"),
+                               static_cast<unsigned char>(PieceNodeAngle::BySecondEdgeRightAngle));
+}
+
 //---------------------------------------------------------------------------------------------------------------------
 QListWidgetItem *DialogSeamAllowance::GetItemById(quint32 id)
 {
diff --git a/src/libs/vtools/dialogs/tools/dialogseamallowance.h b/src/libs/vtools/dialogs/tools/dialogseamallowance.h
index e0603c301..35e903df1 100644
--- a/src/libs/vtools/dialogs/tools/dialogseamallowance.h
+++ b/src/libs/vtools/dialogs/tools/dialogseamallowance.h
@@ -64,6 +64,7 @@ private slots:
     void ListChanged();
     void EnableSeamAllowance(bool enable);
     void NodeChanged(int index);
+    void NodeAngleChanged(int index);
     void ReturnDefBefore();
     void ReturnDefAfter();
     void ChangedSABefore(double d);
@@ -87,6 +88,7 @@ private:
     bool    MainPathIsClockwise() const;
     QString GetNodeName(const VPieceNode &node) const;
     void    InitNodesList();
+    void    InitNodeAngles();
 
     QListWidgetItem *GetItemById(quint32 id);
 
diff --git a/src/libs/vtools/dialogs/tools/dialogseamallowance.ui b/src/libs/vtools/dialogs/tools/dialogseamallowance.ui
index b9b178fe8..bb48c8e31 100644
--- a/src/libs/vtools/dialogs/tools/dialogseamallowance.ui
+++ b/src/libs/vtools/dialogs/tools/dialogseamallowance.ui
@@ -256,6 +256,16 @@
                </item>
               </layout>
              </item>
+             <item row="3" column="0">
+              <widget class="QLabel" name="labelAngle">
+               <property name="text">
+                <string>Angle:</string>
+               </property>
+              </widget>
+             </item>
+             <item row="3" column="1">
+              <widget class="QComboBox" name="comboBoxAngle"/>
+             </item>
             </layout>
            </widget>
           </item>
diff --git a/src/libs/vtools/tools/vtoolseamallowance.cpp b/src/libs/vtools/tools/vtoolseamallowance.cpp
index 391124a4b..1bf5663b4 100644
--- a/src/libs/vtools/tools/vtoolseamallowance.cpp
+++ b/src/libs/vtools/tools/vtoolseamallowance.cpp
@@ -238,6 +238,14 @@ void VToolSeamAllowance::AddNode(VAbstractPattern *doc, QDomElement &domElement,
             qDebug()<<"May be wrong tool type!!! Ignoring."<<Q_FUNC_INFO;
             break;
     }
+
+    const unsigned char angleType = static_cast<unsigned char>(node.GetAngleType());
+
+    if (angleType > 0)
+    {
+        doc->SetAttribute(nod, AttrAngle, angleType);
+    }
+
     domElement.appendChild(nod);
 }