diff --git a/Libs/CMS_CORE_Library.dll b/Libs/CMS_CORE_Library.dll
index 67f005f4..de39a80e 100644
Binary files a/Libs/CMS_CORE_Library.dll and b/Libs/CMS_CORE_Library.dll differ
diff --git a/Step.Model/DTOModels/ToolModels/DTOShankModel.cs b/Step.Model/DTOModels/ToolModels/DTOShankModel.cs
new file mode 100644
index 00000000..89954ee9
--- /dev/null
+++ b/Step.Model/DTOModels/ToolModels/DTOShankModel.cs
@@ -0,0 +1,39 @@
+using System.Collections.Generic;
+using static CMS_CORE_Library.DataStructures;
+
+namespace Step.Model.DTOModels.ToolModels
+{
+    public class DTOShankModel
+    {
+
+        public int Id;
+        public string Name;
+        public bool IsEnabled;
+        public bool IsInhibited;
+        public bool InChangeTool;
+        public bool InFixedPlace;
+        public bool InUse;
+        public int LeftSize;
+        public int RightSize;
+        public int MagazinePositionType;
+        public List<ShankChildModel> ChildsTools;
+
+        public static explicit operator ShankModel(DTOShankModel obj)
+        {
+            return new ShankModel()
+            {
+                Id = 0,
+                Name = obj.Name,
+                IsEnabled = obj.IsEnabled,
+                IsInhibited = obj.IsInhibited,
+                InChangeTool = obj.InChangeTool,
+                InFixedPlace = obj.InFixedPlace,
+                InUse = obj.InUse,
+                LeftSize = obj.LeftSize,
+                RightSize = obj.RightSize,
+                MagazinePositionType = obj.MagazinePositionType,
+                ChildsTools = obj.ChildsTools
+            };
+        }
+    }
+}
diff --git a/Step.Model/DTOModels/ToolModels/DTOSiemensToolModel.cs b/Step.Model/DTOModels/ToolModels/DTOSiemensToolModel.cs
index d44abf30..2469bf23 100644
--- a/Step.Model/DTOModels/ToolModels/DTOSiemensToolModel.cs
+++ b/Step.Model/DTOModels/ToolModels/DTOSiemensToolModel.cs
@@ -33,7 +33,7 @@ namespace Step.Model.DTOModels.ToolModels
         public bool IsActive;
 
         [Required]
-        public bool FixedPlace;
+        public bool InFixedPlace;
 
         [Required]
         public bool IsInhibited;
@@ -42,7 +42,7 @@ namespace Step.Model.DTOModels.ToolModels
         public bool IsMeasured;
 
         [Required]
-        public bool ChangeTool;
+        public bool InChangeTool;
 
         [Required]
         public bool IsInUse;
diff --git a/Step.Model/Step.Model.csproj b/Step.Model/Step.Model.csproj
index 5c327a38..6c9a20c2 100644
--- a/Step.Model/Step.Model.csproj
+++ b/Step.Model/Step.Model.csproj
@@ -101,6 +101,7 @@
     <Compile Include="DTOModels\DTOStartupConfigurationModel.cs" />
     <Compile Include="DTOModels\DTOUserModel.cs" />
     <Compile Include="DTOModels\ToolModels\DTOEdgeModel.cs" />
+    <Compile Include="DTOModels\ToolModels\DTOShankModel.cs" />
     <Compile Include="DTOModels\ToolModels\DTOSiemensToolModel.cs" />
     <Compile Include="Properties\AssemblyInfo.cs" />
     <Compile Include="DatabaseModels\UserModel.cs">
diff --git a/Step.NC/NcHandler.cs b/Step.NC/NcHandler.cs
index f94ea7a9..0bfcaaa6 100644
--- a/Step.NC/NcHandler.cs
+++ b/Step.NC/NcHandler.cs
@@ -752,13 +752,17 @@ namespace Step.NC
             return numericalControl.TOOLS_WAddFamily(ref family);
         }
 
-        public CmsError AddShank(out ShankModel shank)
+        public CmsError AddShank(ref ShankModel shank)
         {
-            shank = new ShankModel();
-
             return numericalControl.TOOLS_WAddShank(ref shank);
         }
 
+
+        public CmsError UpdateShank(ref ShankModel shank)
+        {
+            return numericalControl.TOOLS_WUpdateShank(ref shank);
+        }
+
         public CmsError UpdateFamilyName(string oldName, string newName)
         {
             return numericalControl.TOOLS_WUpdateFamilyData(oldName, newName);
diff --git a/Step/Controllers/WebApi/ToolTableController.cs b/Step/Controllers/WebApi/ToolTableController.cs
index 11338098..d9a6f69b 100644
--- a/Step/Controllers/WebApi/ToolTableController.cs
+++ b/Step/Controllers/WebApi/ToolTableController.cs
@@ -102,8 +102,8 @@ namespace Step.Controllers.WebApi
                 IsInhibited = dtoModel.IsInhibited,
                 IsInUse = dtoModel.IsInUse,
                 IsMeasured = dtoModel.IsMeasured,
-                ChangeTool = dtoModel.ChangeTool,
-                FixedPlace = dtoModel.FixedPlace,
+                InChangeTool = dtoModel.InChangeTool,
+                InFixedPlace = dtoModel.InFixedPlace,
                 PreAlarm = dtoModel.PreAlarm,
 
                 Cooling1 = dtoModel.Cooling1,
@@ -251,12 +251,14 @@ namespace Step.Controllers.WebApi
         }
 
         [Route("shank"), HttpPost]
-        public IHttpActionResult AddShank()
+        public IHttpActionResult AddShank([FromBody] DTOShankModel dtoShank)
         {
             using (NcHandler ncHandler = new NcHandler())
             {
+                ShankModel shank = (ShankModel)dtoShank;
+
                 ncHandler.Connect();
-                CmsError libraryError = ncHandler.AddShank(out ShankModel shank);
+                CmsError libraryError = ncHandler.AddShank(ref shank);
                 if (libraryError.IsError())
                     if (libraryError.errorCode != CMS_ERROR_CODES.NOT_CONNECTED)
                         return BadRequest(libraryError.message);
@@ -264,7 +266,25 @@ namespace Step.Controllers.WebApi
                 return Ok(shank);
             }
         }
-        
+
+        [Route("shank/{shankId:int}"), HttpPut]
+        public IHttpActionResult UpdateShank(int shankId, [FromBody] DTOShankModel dtoShank)
+        {
+            using (NcHandler ncHandler = new NcHandler())
+            {
+                ShankModel shank = (ShankModel)dtoShank;
+                shank.Id = shankId;
+
+                ncHandler.Connect();
+                CmsError libraryError = ncHandler.UpdateShank(ref shank);
+                if (libraryError.IsError())
+                    if (libraryError.errorCode != CMS_ERROR_CODES.NOT_CONNECTED)
+                        return BadRequest(libraryError.message);
+
+                return Ok(shank);
+            }
+        }
+
         [Route("shank/{id:int}"), HttpDelete]
         public IHttpActionResult DeleteShank(int id)
         {