[Quick Connect] Male and female terminal wire connection block with insulating sleeve set. You only need to connect the male and female terminals at both ends, then the anchored male and female terminals to complete the wiring easily.[DURABILITY]: Each terminal in the electrical connector kit has thick tin-plated brass that resists corrosion to hold wire tight when crimped.[Premium Material] Bullet lugs are made of brass plated tin, which provide high conductivity, anti-oxidation, insulating sleeves are made of nylon , insulated, flame retardant, safe and secure.[WIDE APPLICATIONS]: Bullet Connectors Kit meets all electrical standards, perfect for electrical instruments and automotive applications. Whether you're working on your automotive wire, home, or science project, our bullet terminal wire connector will ensure everything binds together properly.[STAY ORGANIZED] - Assorted cable ties come in a box storage, easy to store and carry. You can get 100pcs silver bullet terminal, 100pcs gold bullet terminal, 100pcs male insulating sleeve, 100pcs female insulating sleeve.