Easy to use with single hand action. Cuts wire, fast, clean and smooth . Crimps insulated and non-insulated terminals. Made of steel with insulated plastic handles This is a three in one tool. It strips, crimps and cuts. Automatically self-adjusts to strip solid or stranded 10-26 gage wires. Removes insulation without damaging the conductor, and has adjustable stripping tension. Easy to use and handy to have.