Features Complete Specifications For Versatile Use: This set includes 328 pieces in various sizes, making it suitable for a wide range of wire joints and applications Insulation Protection For Longevity: Effectively protects wire cores, solder joints, and inductors from environmental damage, ensuring durability and preventing Tight and Secure Fit: When heated, the tubing shrinks to tightly wrap around wires, providing excellent insulation and protection against wear and tear Features: 1、1. Complete specifications, suitable for a variety of wire joints. 2、2. Mainly used for insulation protection of wire core, solder joints, inductors, also for prevention and protection of metal pipes. 3、3. The heat shrink tube would shrink and wrap the protected things tightly if heated under high temperature. 4、4. Easy to use - select the appropriate tube, put it on the wire joint and heat it to make it shrink with an air heater. 5、5. Flame retardant, heat insulation, with good ing ability. Specification: Features: 1. Complete specifications, suitable for a variety of wire joints. 2. Mainly used for insulation protection of wire core, solder joints, inductors, also for prevention and protection of metal pipes. 3. The heat shrink tube would shrink and wrap the protected things tightly if heated under high temperature. 4. Easy to use - select the appropriate tube, put it on the wire joint and heat it to make it shrink with an air heater. 5. Flame retardant, heat insulation, with good ing ability. Specification: Material: PE Color: Shown as picture Quantity: 328pcs, 164pcs (Optional) Package list: 328pcs Heat Shrink Tube: 120pcs 1.0x40mm 60pcs 2.0x40mm 40pcs 3.0x40mm 32pcs 4.0x40mm 24pcs 6.0x40mm 20pcs 8.0x80mm 16pcs 10.0x80mm 16pcs 14.0x80mm 164pcs Heat Shrink Tube: 60pcs 1.0x40mm 30pcs 2.0x40mm 20pcs 3.0x40mm 16pcs 4.0x40mm 12pcs 6.0x40mm 10pcs 8.0x80mm 8pcs 10.0x80mm 8pcs 14.0x80mm Package List