[Quick Connect] Male and female terminal wire connection block with insulating sleeve set. Simply connect the male and female terminals at both ends to complete the wiring easily. [DURABILITY] Each terminal in the electrical connector kit features thick tin-plated brass to resist corrosion and securely hold wire when crimped. [Premium Material] Bullet lugs are made of tin-plated brass, providing high conductivity and anti-oxidation properties. Insulating sleeves are made of nylon, offering insulation and flame retardancy for safe and secure connections. [WIDE APPLICATIONS] Bullet Connectors Kit meets electrical standards and is ideal for electrical instruments and automotive applications. Suitable for automotive wiring, home projects, or science experiments, ensuring reliable connections. [STAY ORGANIZED] Assorted cable ties are included in a storage box for easy organization, storage, and portability. Kit includes 100pcs silver bullet terminals, 100pcs gold bullet terminals, 100pcs male insulating sleeves, and 100pcs female insulating sleeves.