Features: Butted Seam-Construction Prevents Splitting Under Maximumpressure; Internal Barrel Serrations Grip Wires Tightly To Resist Pull-Out And Reduce Electrical Resistance; Tin Plated Brass Construction For Corrosion Resistance; Shouldered Barrel Insulation Quickly Positions Terminal For Proper Crimping; Expanded Insulation Entry Accomodates A Wide Variety Of Insulation Diameters And Provides Additional Insulation Support; Color-Coded Insulation And Wire Range Stamped On Terminal For Easy Identification; See Product Packaging For Recommended Crimp Tools