diff --git a/modules/workbenches/modeler/actions/getVolume/getVolume.action.ts b/modules/workbenches/modeler/actions/getVolume/getVolume.action.ts
new file mode 100644
index 00000000..8a4620c6
--- /dev/null
+++ b/modules/workbenches/modeler/actions/getVolume/getVolume.action.ts
@@ -0,0 +1,46 @@
+import { roundValueForPresentation as r } from 'cad/craft/operationHelper';
+import { MFace } from "cad/model/mface";
+import { MShell } from "cad/model/mshell";
+import { ApplicationContext } from "context";
+import { EntityKind } from "cad/model/entities";
+import { BooleanDefinition } from "cad/craft/schema/common/BooleanDefinition";
+import { UnitVector } from "math/vector";
+import { OperationDescriptor } from "cad/craft/operationPlugin";
+import { MObject } from "cad/model/mobject";
+
+
+interface getVolumeParams {
+  targetBody: MShell;
+}
+
+export const GetVolume: OperationDescriptor<getVolumeParams> = {
+  id: 'EXTRUDE',
+  label: 'Extrude',
+  icon: 'img/cad/extrude',
+  info: 'extrudes 2D sketch',
+  run: (params: getVolumeParams, ctx: ApplicationContext) => {
+
+    let occ = ctx.occService;
+    const oci = occ.commandInterface;
+
+    alert();
+
+    return;
+  },
+
+
+
+  form: [
+    {
+      type: 'selection',
+      name: 'targetBody',
+      capture: [EntityKind.SHELL],
+      label: 'Body',
+      multi: false,
+      defaultValue: {
+        usePreselection: true,
+        preselectionIndex: 0
+      },
+    },
+  ],
+}
diff --git a/modules/workbenches/modeler/features/fillet/index.ts b/modules/workbenches/modeler/features/fillet/fillet.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/fillet/index.ts
rename to modules/workbenches/modeler/features/fillet/fillet.operation.ts
diff --git a/modules/workbenches/modeler/features/hole/index.ts b/modules/workbenches/modeler/features/hole/Hole.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/hole/index.ts
rename to modules/workbenches/modeler/features/hole/Hole.operation.ts
diff --git a/modules/workbenches/modeler/features/primitiveBox/index.ts b/modules/workbenches/modeler/features/primitiveBox/primitiveBox.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/primitiveBox/index.ts
rename to modules/workbenches/modeler/features/primitiveBox/primitiveBox.operation.ts
diff --git a/modules/workbenches/modeler/features/primitiveCone/index.ts b/modules/workbenches/modeler/features/primitiveCone/PrimitiveCone.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/primitiveCone/index.ts
rename to modules/workbenches/modeler/features/primitiveCone/PrimitiveCone.operation.ts
diff --git a/modules/workbenches/modeler/features/primitiveCylinder/index.ts b/modules/workbenches/modeler/features/primitiveCylinder/PrimitiveCylinder.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/primitiveCylinder/index.ts
rename to modules/workbenches/modeler/features/primitiveCylinder/PrimitiveCylinder.operation.ts
diff --git a/modules/workbenches/modeler/features/primitiveSphere/index.ts b/modules/workbenches/modeler/features/primitiveSphere/PrimitiveSphere.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/primitiveSphere/index.ts
rename to modules/workbenches/modeler/features/primitiveSphere/PrimitiveSphere.operation.ts
diff --git a/modules/workbenches/modeler/features/primitiveTorus/index.ts b/modules/workbenches/modeler/features/primitiveTorus/PrimitiveTorus.operation.ts
similarity index 100%
rename from modules/workbenches/modeler/features/primitiveTorus/index.ts
rename to modules/workbenches/modeler/features/primitiveTorus/PrimitiveTorus.operation.ts
diff --git a/modules/workbenches/modeler/index.ts b/modules/workbenches/modeler/index.ts
index 91c079d0..ce6d91df 100644
--- a/modules/workbenches/modeler/index.ts
+++ b/modules/workbenches/modeler/index.ts
@@ -1,13 +1,15 @@
+import { WorkbenchConfig } from "cad/workbench/workbenchService";
+
+//imports of feature history type commands
+import { PrimitiveBoxOperation } from './features/primitiveBox/primitiveBox.operation';
 import { ExtrudeOperation } from './features/extrude/extrude.operation';
 import { LoftOperation } from './features/loft/loft.operation'
-import { WorkbenchConfig } from "cad/workbench/workbenchService";
-import { PrimitiveBoxOperation } from "./features/primitiveBox";
-import { PrimitiveConeOperation } from "./features/primitiveCone";
-import { PrimitiveCylinderOperation } from "./features/primitiveCylinder";
-import { PrimitiveSphereOperation } from "./features/primitiveSphere";
-import { PrimitiveTorusOperation } from "./features/primitiveTorus/index";
-import { HoleOperation } from "./features/hole";
-import { FilletOperation } from "./features/fillet";
+import { PrimitiveConeOperation } from "./features/primitiveCone/PrimitiveCone.operation";
+import { PrimitiveCylinderOperation } from "./features/primitiveCylinder/PrimitiveCylinder.operation";
+import { PrimitiveSphereOperation } from "./features/primitiveSphere/PrimitiveSphere.operation";
+import { PrimitiveTorusOperation } from "./features/primitiveTorus/PrimitiveTorus.operation";
+import { HoleOperation } from "./features/hole/Hole.operation";
+import { FilletOperation } from "./features/fillet/fillet.operation";
 import { BooleanOperation } from "./features/boolean/boolean.operation";
 import { RevolveOperation } from "./features/revolve/revolve.operation";
 import { ShellOperation } from "./features/shell/shell.operation";
@@ -15,6 +17,10 @@ import { SweepOperation } from "./features/sweep/sweep.operation";
 import { offsetOperation } from "./features/offsetFace/offsetFace.operation";
 import { MirrorBodyOperation} from "./features/mirrorBody/mirrorBody.operation";
 
+//imports of action type commands
+import { GetVolume } from './actions/getVolume/getVolume.action';
+
+
 export const ModelerWorkspace: WorkbenchConfig = {
 
   workbenchId: 'modeler',
@@ -35,7 +41,7 @@ export const ModelerWorkspace: WorkbenchConfig = {
     offsetOperation,
     MirrorBodyOperation
   ],
-  actions: [],
+  actions: [GetVolume],
   ui: {
     toolbar: [
       'DATUM_CREATE', 'PLANE', 'EditFace', '-',
diff --git a/modules/workbenches/sheetMetal/index.ts b/modules/workbenches/sheetMetal/index.ts
index a7887580..25f73d00 100644
--- a/modules/workbenches/sheetMetal/index.ts
+++ b/modules/workbenches/sheetMetal/index.ts
@@ -1,8 +1,14 @@
 import { WorkbenchConfig } from "cad/workbench/workbenchService";
+
+//imports of feature history type commands
 import { smTabOperation } from "./features/smTab/smTab.operation";
 import { smFlangeOperation } from "./features/smFlange/smFlange.operation";
 
 
+//imports of action type commands
+
+
+
 export const sheetMetalWorkspace: WorkbenchConfig = {
 
   workbenchId: 'SheetMetal',