The CTT-500 from Secure™ Cable Ties makes those heavy duty cable management jobs quick and easy. Our heavy duty cable tie tool can handle most Heavy duty (120lb) and Extra Heavy Duty (175-250lb) Cable Ties; or most cable ties between 2.3 - 5.9 millimeters wide. The CTT-500 has a single spring loaded mechanism and a comfortable grip which allows for repeats jobs without the worry of repetitive motion injuries. Out CTT-500 also comes with a safe stop to prevent injury to the user.