721 Strips and cuts 20 - 10 AWG (0.8 - 2.6 mm) wire sizes. Cushion grips for comfort. Serrated pliers-type nose for wire pulls and loops. Handle lock mechanism for compact and protective storage for ease of use with pouch. Wire looping/bending holes conveniently located. - Automatic return spring for ease of use and speed. Compact and lightweight with narrow nose design. Black oxide finish for extra corrosion protection. All cutting surfaces are precision formed, hardened, tempered and ground, assuring clean, accurate strips.