440 PC 12-10 Gauge Yellow Heat Shrink Butt Crimp Connectors

THICK SEAMLESS COPPER BARREL: Each terminal features a thick tinned copper barrel that resists corrosion to hold the wire tight when crimped. Nobody wants a cracked seam or loose connections. PROFESSIONAL ADHESIVE HEAT SHRINK TUBING: High quality 3:1 shrinkage tubing has a heat-activated sealant lining to provide a 360 degree secure seal. It's flame-retardant, waterproof, and can be used underground. EXCELLENT CONDUCTIVE PROPERTIES: Copper provides minimal voltage drop, high current flow, and less heat. These will prevent short circuits and problematic wiring that inferior connectors are known for. WIRE FITMENT PRINT ON CONNECTORS: Each piece is color coded and labeled with text to show what gauge of wire the specific fittings will fit making even your most complicated electrical projects easy to assemble. REUSABLE JAR CASE: Never lose a connector. Our kit features a portable and durable translucent case with screw on lid to protect your Butt Connectors. No spills, missing parts, or d