Pro Crimper: Featuring a highly efficient ratcheting mechanism and a precision-machined crimping die, this crimper makes a solid crimp. Interchangeable dies: seven interchangeable dies for RG,LMR, SMA, SMB, BNC,type cables and connectors. Crimping Force Adjustable: The tool comes with a knob that allows you to adjust the force of the crimp to ensure the right crimping force for your project. Equipped with a quick release lever to open the crimping jaws in any position. Ergonomically designed handle: The design of the ergonomically cushioned, non-slip handle ensures a firm grip in all situations. Ultra High Strength Jaw: Cast alloy material ensures more precise crimping. 123