1. FAST,RELIABLE ALL-IN-ONE CRIMPER -Connector Install Tool for Pass-Thru RJ45 connector plugsAll-in-one design can make your cuts, strips and crimps work be done with only this tool. 2. Mini and Lighter Design --Compact design is 23 the size of traditional crimpers, weighs 13 lighter than traditional pliers,more save labour and easier to crimp. 3. Precision Crimp Die and Durable Blade --Industrial precision molds,laser milling groove processing ,tooth pitch deep, tooth width, accuracy close to wire. The blades are made of high quality steel blade, sharp , durable and replaceable. 4. Easy to Handle -the compact design is easy to handle, allowing for an ergonomic grip and comfortable compressing action. Handle grips reduce hand fatigue and prevent slipping during stripping and crimping.In addition, The handle is made of special environmentally friendly materials that are non-slip and easy to clean.