General description Heat shrink tubing is essential for insulation in the automotive industry and is ideal for insulating electronics, terminal lugs, and small electrical parts. This product features adhesive lining that protects cabling and provides a waterproof seal to prevent corrosion. The smaller blister reels are perfect for enthusiasts seeking an economical solution. Technical specifications Shrink ratio: 3:1 Length: 1.22 m Diameter: 15 mm Usage Please use our Laser Flameless Hot Air Blower Part No 6848 for the perfect seal.