Stanley CT10X Heavy Duty Staple Gun/Cable Tacker Heavy-duty steel construction fastens low-Voltage wires or cables up to 1/4-Inch diameter Cushioned grip and convenient handle lock deliver safety and comfort Wire guide ensures fast, sure placement of staples. Curved driver protects wire from damage All steel construction. Uses 3/8-Inch- 9/16-Inch Stanley CT100 series or Arrow T-25 cable staples Limited Lifetime Warranty