Versatile Assortment: 260pcs heat shrink ring terminals in 3 wire ranges (AWG 22-16, 16-14, 12-10) and 4 ring sizes (#10, 1/4", 5/16", 3/8"). High Conductivity: Made from pure copper for excellent electrical flow, strength, and corrosion resistance. Waterproof Insulated: Heat shrink tubing provides dustproof, waterproof, and flame-retardant protection for safe connections. Secure Reliable: Insulated design ensures a stable crimp connection, reducing the risk of loose wiring or shorts. Convenient Storage: Packed in a durable plastic organizer case, keeping sizes separated and ready for any project. Wide Application: Ideal for marine, automotive, RV, trailer, and household electrical wiring. Get reliable electrical connections with this 260-piece Marine Grade Heat Shrink Ring Terminal Assortment Kit. Designed for durability and safety, these connectors are made from pure copper for maximum conductivity and strength. The kit includes 3 wire gauge ranges (22-16 AWG red, 16-14 AWG blue, 12-10 AWG yellow) and 4 ring sizes (#10, 1/4", 5/16", 3/8"), covering a wide variety of applications. Each terminal features 1/3 heat shrink tubing for a secure, waterproof seal that resists moisture, dust, vibration, and corrosion. Compliant with all electrical standards, these flame-retardant, insulated terminals are safe for marine, automotive, RV, and household wiring projects. Packed in a sturdy organizer case, this kit ensures you always have the right connector at hand.