[4:1 SHRINK RATIO – STRONGER, TIGHTER, RELIABLE SEAL] Experience premium performance with HUAKAYO’s 4:1 heat shrink tubing — shrinks to one-fourth of its original diameter for a tighter, waterproof, professional-grade connection. Perfect for projects that demand extra compression and durability under any condition.
[ADHESIVE-LINED FOR WATERPROOF SEALING] Built with an inner adhesive layer that melts and bonds as heat is applied, creating a fully sealed, waterproof, and corrosion-resistant connection. Ideal for marine, automotive, and outdoor applications.
[DUAL WALL DESIGN – TOUGH OUTSIDE, SECURE INSIDE] The rugged outer layer offers high abrasion and mechanical resistance, while the inner adhesive lining delivers superior insulation and strain relief — ensuring your connections stay secure and protected over time.
[500PCS IN 7 MOST-USED SIZES] Comes with 500 pre-cut pieces (1.75” each) in 7 popular diameters: 3/32” (250PCS), 1/8” (110PCS), 3/16” (60PCS), 1/4” (32PCS), 3/8” (24PCS), 1/2” (12PCS), 3/4” (12PCS). A complete, ready-to-use set for all wiring and repair needs.
[WIDE APPLICATION RANGE – MARINE, AUTO, DIY & MORE] Engineered for professionals and hobbyists alike. Use it for automotive repairs, marine wiring, electrical insulation, DIY electronics, or home improvement projects. Resistant to moisture, fuel, oil, and chemicals — made to perform where others fail.