SMILFUY bullet connectors kit is a male and female spade crimp terminal connector assorted kit, including a 3.9mm type with insulating sleeve. The terminals are made of copper with good conductivity and are widely used for wire connections. Specification: Brand: SMILFUY Name: Bullet Connectors Color: Gold+Silver Material: PVC+Copper Size: Male bullet terminal connectors: 0.6 x 0.11 inch Female bullet terminal connectors: 0.7 x 0.12 inch Double female bullet connectors: 0.74 x 0.39 inch Male insulation sleeves: 0.7 x 0.16 inch Female insulation sleeves: 1×0.22 inch Double female insulation sleeves: 1.18×0.43 inch Applicable: Most vehicles Features: -PVC insulation sleeve ensures a secure and stable connection between male and female bullet connectors. -You only need to prepare a crimper to crimp the male and female joints, and connect the wires in a few seconds without welding. -This bullet connectors have enough quantity to meet your daily needs, and you can also share it with your family and friends.