diff --git a/app/Http/Controllers/EquipmentMasterController.php b/app/Http/Controllers/EquipmentMasterController.php
new file mode 100644
index 0000000..8a1087c
--- /dev/null
+++ b/app/Http/Controllers/EquipmentMasterController.php
@@ -0,0 +1,143 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\EquipmentMaster;
+use App\Models\Machine;
+use App\Models\Plant;
+use Illuminate\Http\Request;
+
+class EquipmentMasterController extends Controller
+{
+    /**
+     * Display a listing of the resource.
+     */
+    public function equipmentMasterData(Request $request)
+    {
+        $expectedUser = env('API_AUTH_USER');
+        $expectedPw   = env('API_AUTH_PW');
+        $header_auth = $request->header('Authorization');
+        $expectedToken = $expectedUser . ':' . $expectedPw;
+
+        if ("Bearer " . $expectedToken != $header_auth) {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => 'Invalid authorization token!'
+            ], 403);
+        }
+
+        $plantCode  = $request->header('plant-code');
+
+        $workCenter = $request->header('work-center');
+
+        if (!$plantCode) {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Plant Code value can't be empty"
+            ], 404);
+        }
+        else if (!$workCenter) {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Work Center value can't be empty"
+            ], 404);
+        }
+
+        $plant = Plant::where('code', $plantCode)->first();
+
+        if (!$plant)
+        {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Plant Code '{$plantCode}' not found!"
+            ], 404);
+        }
+
+        $plantId = $plant->id;
+
+        $machine = Machine::where('work_center', $workCenter)->first();
+
+        $machinePlant = Machine::where('work_center', $workCenter)
+        ->where('plant_id', $plantId)
+        ->first();
+
+        if (!$machine)
+        {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "work center '{$workCenter}' not found!"
+            ], 404);
+        }
+
+        if (!$machinePlant) {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Work center '{$workCenter}' not found for the plant code '{$plant->code}'!"
+            ], 404);
+        }
+
+        $machineId = $machine->id;
+
+        $machineExists = EquipmentMaster::where('plant_id', $plantId)
+        ->where('machine_id', $machineId)
+        ->first();
+
+        if (!$machineExists) {
+            return response()->json([
+                'status_code' => 'ERROR',
+                'status_description' => "Work center '{$machine->work_center}' not found for the plant code '{$plant->code}' in Equipment Master!"
+            ], 404);
+        }
+
+        $equipments = EquipmentMaster::where('plant_id', $plant->id)
+            ->where('machine_id', $machineId)
+            ->get([
+                // 'name',
+                'make',
+                'model',
+                'equipment_number',
+                'calibrated_on',
+                'next_calibration_date',
+                'calibrated_by',
+            ]);
+
+
+        return response()->json([
+            'equipments' => $equipments
+        ], 200);
+
+
+    }
+
+    /**
+     * Store a newly created resource in storage.
+     */
+    public function store(Request $request)
+    {
+        //
+    }
+
+    /**
+     * Display the specified resource.
+     */
+    public function show(string $id)
+    {
+        //
+    }
+
+    /**
+     * Update the specified resource in storage.
+     */
+    public function update(Request $request, string $id)
+    {
+        //
+    }
+
+    /**
+     * Remove the specified resource from storage.
+     */
+    public function destroy(string $id)
+    {
+        //
+    }
+}
diff --git a/routes/api.php b/routes/api.php
index b7e1324..f375ee0 100644
--- a/routes/api.php
+++ b/routes/api.php
@@ -1,5 +1,6 @@
 <?php
 
+//use App\Http\Controllers\CharacteristicsController;
 use App\Http\Controllers\EquipmentMasterController;
 use App\Http\Controllers\InvoiceValidationController;
 use App\Http\Controllers\MachineController;
@@ -141,9 +142,11 @@ Route::get('testing/item/get-master-data', [TestingPanelController::class, 'get_
 
 Route::get('machine/get-all-data', [MachineController::class, 'get_all_data']);
 
-// Route::get('testing/equipment/get-master-data', [EquipmentMasterController::class, 'equipmentMasterData']);
+Route::get('testing/equipment/get-master-data', [EquipmentMasterController::class, 'equipmentMasterData']);
 
 Route::post('testing/reading/store-data', [TestingPanelController::class, 'store']);
 
 Route::get('/get-pdf', [PdfController::class, 'getPdf']);
 
+//Route::get('/get-characteristics/master-data', [CharacteristicsController::class, 'getCharacteristicsMaster']);
+
diff --git a/routes/web.php b/routes/web.php
index 748d613..ed2ed4e 100644
--- a/routes/web.php
+++ b/routes/web.php
@@ -1,6 +1,7 @@
 <?php
 
 use App\Mail\test;
+use App\Models\EquipmentMaster;
 use App\Models\InvoiceValidation;
 use App\Models\Plant;
 use Illuminate\Support\Facades\Mail;
@@ -10,6 +11,15 @@ use Illuminate\Support\Facades\Route;
         return redirect('/admin');
     });
 
+    Route::get('/download/{equipmentNumber}', function ($equipmentNumber) {
+    $model = EquipmentMaster::where('equipment_number', $equipmentNumber)->firstOrFail();
+
+    if (! $model->attachment || ! Storage::disk('local')->exists($model->attachment)) {
+        abort(404, 'File not found.');
+    }
+        return Storage::disk('local')->download($model->attachment);
+    })->name('download.attachment');
+
     // Route::get('/scheduler', function() {
     //     Artisan::call('schedule:run');
     // });