diff --git a/src/crewai_tools/__init__.py b/src/crewai_tools/__init__.py
index ac51c0fd1..b5dcc81b9 100644
--- a/src/crewai_tools/__init__.py
+++ b/src/crewai_tools/__init__.py
@@ -10,7 +10,7 @@ from .tools import (
     DOCXSearchTool,
     EXASearchTool,
     FileReadTool,
-    FileWriterTool
+    FileWriterTool,
     FirecrawlCrawlWebsiteTool,
     FirecrawlScrapeWebsiteTool,
     FirecrawlSearchTool,
diff --git a/src/crewai_tools/tools/__init__.py b/src/crewai_tools/tools/__init__.py
index f90aee951..9016c57fd 100644
--- a/src/crewai_tools/tools/__init__.py
+++ b/src/crewai_tools/tools/__init__.py
@@ -11,10 +11,10 @@ from .exa_tools.exa_search_tool import EXASearchTool
 from .file_read_tool.file_read_tool import FileReadTool
 from .file_writer_tool.file_writer_tool import FileWriterTool
 from .firecrawl_crawl_website_tool.firecrawl_crawl_website_tool import (
-    FirecrawlCrawlWebsiteTool,
+    FirecrawlCrawlWebsiteTool
 )
 from .firecrawl_scrape_website_tool.firecrawl_scrape_website_tool import (
-    FirecrawlScrapeWebsiteTool,
+    FirecrawlScrapeWebsiteTool
 )
 from .firecrawl_search_tool.firecrawl_search_tool import FirecrawlSearchTool
 from .github_search_tool.github_search_tool import GithubSearchTool
@@ -27,11 +27,11 @@ from .pdf_search_tool.pdf_search_tool import PDFSearchTool
 from .pg_seach_tool.pg_search_tool import PGSearchTool
 from .rag.rag_tool import RagTool
 from .scrape_element_from_website.scrape_element_from_website import (
-    ScrapeElementFromWebsiteTool,
+    ScrapeElementFromWebsiteTool
 )
 from .scrape_website_tool.scrape_website_tool import ScrapeWebsiteTool
 from .scrapfly_scrape_website_tool.scrapfly_scrape_website_tool import (
-    ScrapflyScrapeWebsiteTool,
+    ScrapflyScrapeWebsiteTool
 )
 from .selenium_scraping_tool.selenium_scraping_tool import SeleniumScrapingTool
 from .serper_dev_tool.serper_dev_tool import SerperDevTool
@@ -46,7 +46,7 @@ from .vision_tool.vision_tool import VisionTool
 from .website_search.website_search_tool import WebsiteSearchTool
 from .xml_search_tool.xml_search_tool import XMLSearchTool
 from .youtube_channel_search_tool.youtube_channel_search_tool import (
-    YoutubeChannelSearchTool,
+    YoutubeChannelSearchTool
 )
 from .youtube_video_search_tool.youtube_video_search_tool import YoutubeVideoSearchTool
 from .mysql_search_tool.mysql_search_tool import MySQLSearchTool
diff --git a/src/crewai_tools/tools/file_writer_tool/file_writer_tool.py b/src/crewai_tools/tools/file_writer_tool/file_writer_tool.py
index 21db460cc..eb185aa75 100644
--- a/src/crewai_tools/tools/file_writer_tool/file_writer_tool.py
+++ b/src/crewai_tools/tools/file_writer_tool/file_writer_tool.py
@@ -1,22 +1,39 @@
 import os
-from crewai_tools import BaseTool
+from typing import Optional, Type, Any
+
+from pydantic.v1 import BaseModel
+from ..base_tool import BaseTool
+
+class FileWriterToolInput(BaseModel):
+    filename: str
+    content: str
+    directory: Optional[str] = None
+    overwrite: bool = False
 
 class FileWriterTool(BaseTool):
     name: str = "File Writer Tool"
-    description: str = "A tool to write content to a specified file. Accepts filename, content, and optionally a directory path as input."
+    description: str = "A tool to write content to a specified file. Accepts filename, content, and optionally a directory path and overwrite flag as input."
+    args_schema: Type[BaseModel] = FileWriterToolInput
 
-    def _run(self, filename: str, content: str, directory: str = '.') -> str:
+    def _run(self, **kwargs: Any) -> str:
         try:
             # Create the directory if it doesn't exist
-            if directory and not os.path.exists(directory):
-                os.makedirs(directory)
+            if kwargs['directory'] and not os.path.exists(kwargs['directory']):
+                os.makedirs(kwargs['directory'])
 
             # Construct the full path
-            filepath = os.path.join(directory, filename)
+            filepath = os.path.join(kwargs['directory'] or '', kwargs['filename'])
+
+            # Check if file exists and overwrite is not allowed
+            if os.path.exists(filepath) and not kwargs['overwrite']:
+                return f"File {filepath} already exists and overwrite option was not passed."
 
             # Write content to the file
-            with open(filepath, 'w') as file:
-                file.write(content)
+            mode = 'w' if kwargs['overwrite'] else 'x'
+            with open(filepath, mode) as file:
+                file.write(kwargs['content'])
             return f"Content successfully written to {filepath}"
+        except FileExistsError:
+            return f"File {filepath} already exists and overwrite option was not passed."
         except Exception as e:
             return f"An error occurred while writing to the file: {str(e)}"
diff --git a/src/crewai_tools/tools/nl2sql/nl2sql_tool.py b/src/crewai_tools/tools/nl2sql/nl2sql_tool.py
index ad93848c4..7ddcd090c 100644
--- a/src/crewai_tools/tools/nl2sql/nl2sql_tool.py
+++ b/src/crewai_tools/tools/nl2sql/nl2sql_tool.py
@@ -1,10 +1,18 @@
 from typing import Any, Union
 
-from crewai_tools import BaseTool
+from ..base_tool import BaseTool
 from pydantic import Field
 from sqlalchemy import create_engine, text
 from sqlalchemy.orm import sessionmaker
 
+from typing import Optional, Type, Any
+from pydantic.v1 import BaseModel
+
+class NL2SQLToolInput(BaseModel):
+    sql_query: str = Field(
+        title="SQL Query",
+        description="The SQL query to execute.",
+    )
 
 class NL2SQLTool(BaseTool):
     name: str = "NL2SQLTool"
@@ -15,6 +23,7 @@ class NL2SQLTool(BaseTool):
     )
     tables: list = []
     columns: dict = {}
+    args_schema: Type[BaseModel] = NL2SQLToolInput
 
     def model_post_init(self, __context: Any) -> None:
         data = {}