Portable Zip Tie Gun Installs Nylon Cable Ties By Simultaneously Tensioning And Trimming Excess Nylon In One Motion For Faster More Consistent Wire Bundling - Tension Dial Lets You Set The Bundle'S Tightness Before The Zip Tie End Is Cut Off - Cable Tensioner/Cutter Tool Works With Nylon Cable Tie Wraps Of Any Length Supporting Widths From 0.094In (2.4Mm) To 0.189In (4.8Mm) And Thicknesses Up To 0.063In (1.6Mm) - Durable S45C Steel And Aluminum Alloy Construction.