Features • Durable Material Construction - Crafted from high-quality WTT material, this tubing offers excellent resistance to aging and breakage, ensuring a long service life for your projects • Versatile Application Use - Ideal for protecting solder joints in various industries and ships, as well as safeguarding steel structures, providing reliable protection where needed • Superior Electrical Insulation - Features excellent electrical insulation properties, high-temperature resistance, and strong sealing capabilities, ensuring safe and efficient performance • Organized Storage Solution - Comes with a convenient plastic box that keeps your tubing kit neatly organized, making it easy to store and retrieve the right size when needed • Color-Coded for Easy Identification - This set includes three vibrant colors, allowing for quick and clear identification of wiring harnesses at a glance, enhancing efficiency in your work Features: 1、Used for Wire Maintenance: The heat shrinkable tube kit can be used for solder joint protection, wire group marking, resistance and capacitance protection, etc. 2、Safe Polyolefin Material: Made of polyolefin, with good electrical insulation, safe connection, and can ensure a heat shrinkage ratio of 2:1. 3、Good Performance: Has the functions of high temperature shrinkage, soft flame retardant, high strength, insulation and anti, and it can be bent at will after heat shrinking. 4、Multiple Size Options: The kit contains 8 sizes of heat shrinkable tubes, which can be applied to different situations and have strong applicability. 5、With Storage Box: Equipped with a storage box with compartments, convenient for sorting storage, and can be used and replaced at any time. Specification: Item Type: Heat Shrink Tubing Kit Material: Polyolefin Inner Diameter: Approx. 1.0mm / 0.04in 2.0mm / 0.08in 3.0mm / 0.12in 4.0mm / 0.16in 6.0mm / 0.24in 8.0mm / 0.31in 10.0mm / 0.39in 14.0mm / 0.55in Length: Approx. 40mm / 1.6in, 80mm / 3.1in Flammability: Flame retardant Working Temperature: -55℃~+125℃ Shrinkage Ratio: 2: 1 Uses: Suitable for electrical insulation, wire bundling, mechanical protection, cable joints and daily maintenance, etc. Package List: 60 x Tube(Yellow, Black, Red, Green) 1.0 x 40mm 30 x Tube(Yellow, Black, Red, Blue) 2.0 x 40mm 16 x Tube(Yellow, Black, Red, Green) 3.0 x 40mm 16 x Tube(Yellow, Black, Red, Blue) 4.0 x 40mm 16 x Tube(Yellow, Black, Red, Green) 6.0 x 40mm 10 x Tube(Yellow, Black, Red, Blue) 8.0 x 80mm 8 x Tube(Yellow, Black, Red, Green) 10.0 x 80mm 8 x Tube(Yellow, Black, Red, Blue) 14.0 x 80mm Package List 60 x Tube(Yellow, Black, Red, Green) 1.0 x 40mm 30 x Tube(Yellow, Black, Red, Blue) 2.0 x 40mm 16 x Tube(Yellow, Black, Red, Green) 3.0 x 40mm 16 x Tube(Yellow, Black, Red, Blue) 4.0 x 40mm 16 x Tube(Yellow, Black, Red, Green) 6.0 x 40mm 10 x Tube(Yellow, Black, Red, Blue) 8.0 x 80mm 8 x Tube(Yellow, Black, Red, Green) 10.0 x 80mm 8 x Tube(Yellow, Black, Red, Blue) 14.0 x 80mm