diff --git a/LesionTracker/client/components/init.js b/LesionTracker/client/components/init.js
index 9229f0a13..dc2be965e 100644
--- a/LesionTracker/client/components/init.js
+++ b/LesionTracker/client/components/init.js
@@ -10,7 +10,8 @@ Meteor.startup(function() {
     });
 
     toolManager.addTool('scaleOverlayTool', {
-        mouse: cornerstoneTools.scaleOverlayTool
+        mouse: cornerstoneTools.scaleOverlayTool,
+        touch: cornerstoneTools.scaleOverlayTool
     });
 
     toolManager.addTool('deleteLesionKeyboardTool', {
@@ -23,5 +24,7 @@ Meteor.startup(function() {
     states.deactivate.push('nonTarget');
 
     states.activate.push('deleteLesionKeyboardTool');
+
+    states.enable.push('scaleOverlayTool');
     toolManager.setToolDefaultStates(states);
 });
\ No newline at end of file
diff --git a/LesionTracker/client/components/viewer.js b/LesionTracker/client/components/viewer.js
index 07362ad58..e31996a7f 100644
--- a/LesionTracker/client/components/viewer.js
+++ b/LesionTracker/client/components/viewer.js
@@ -46,23 +46,8 @@ Template.viewer.onCreated(function() {
         },
         nonTarget: function() {
             toolManager.setActiveTool("nonTarget");
-        },
-        scaleOverlayTool: function() {
-
-            // scaleOverlayToolShown property checks visibility of scale overlay tool between tabs
-            if(ViewerData[contentId].scaleOverlayToolShown === true) {
-                $('.imageViewerViewport').each(function(index, element) {
-                    cornerstoneTools.scaleOverlayTool.disable(element);
-                });
-                ViewerData[contentId].scaleOverlayToolShown = false;
-
-            }else{
-                $('.imageViewerViewport').each(function(index, element) {
-                    cornerstoneTools.scaleOverlayTool.enable(element);
-                });
-                ViewerData[contentId].scaleOverlayToolShown = true;
-            }
         }
+
     };
 
     // The hotkey can also be an array (e.g. ["NUMPAD0", "0"])
diff --git a/LesionTracker/client/components/viewerMain/viewerMain.js b/LesionTracker/client/components/viewerMain/viewerMain.js
index 412d97788..e198e784f 100644
--- a/LesionTracker/client/components/viewerMain/viewerMain.js
+++ b/LesionTracker/client/components/viewerMain/viewerMain.js
@@ -39,13 +39,6 @@ Template.viewerMain.helpers({
             iconClasses: 'fa fa-bars'
         });
 
-        buttonData.push({
-            id: 'scaleOverlayTool',
-            title: 'Scale Overlay',
-            classes: 'imageViewerCommand',
-            iconClasses: 'fa fa-arrows-h'
-        });
-
         buttonData.push({
             id: 'length',
             title: 'Length Measurement',
diff --git a/Packages/lesiontracker/lib/clearTools.js b/Packages/lesiontracker/lib/clearTools.js
index 7f38768b0..4d178f717 100644
--- a/Packages/lesiontracker/lib/clearTools.js
+++ b/Packages/lesiontracker/lib/clearTools.js
@@ -1,6 +1,6 @@
 clearTools = function() {
     var patientId = Session.get("patientId");
-    var toolTypes = ["lesion", "nonTarget", "biDirectional"];
+    var toolTypes = ["lesion", "nonTarget"];
     var toolState = cornerstoneTools.globalImageIdSpecificToolStateManager.toolState;
     var toolStateKeys = Object.keys(toolState).slice(0);
 
diff --git a/Packages/lesiontracker/lib/toggleLesionTrackerTools.js b/Packages/lesiontracker/lib/toggleLesionTrackerTools.js
index 2c0a18fab..c1259899d 100644
--- a/Packages/lesiontracker/lib/toggleLesionTrackerTools.js
+++ b/Packages/lesiontracker/lib/toggleLesionTrackerTools.js
@@ -18,7 +18,7 @@ toggleLesionTrackerTools = function() {
             activate: ['deleteLesionKeyboardTool'],
             deactivate: [],
             enable: [],
-            disable: ['lesion', 'nonTarget']
+            disable: ['lesion', 'nonTarget', 'scaleOverlayTool']
         };
 
         toolManager.setToolDefaultStates(toolDefaultStates);