446 Pcs Heat Shrink Tubing Kit-3:1/4:1 Ratio Adhesive Lined Marine Grade Shrink For Sale

400 PCS Heat Shrink Tubing Kit (3:1 Ratio)
Organize and protect your wiring projects with this 420-piece Heat Shrink Tubing Kit. Featuring a 3:1 shrink ratio and adhesive-lined construction, these tubing sleeves provide reliable insulation, sealing, and strain relief for electrical connections. The kit includes 7 commonly used sizes and comes neatly packed in a divided storage box for easy organization and access.
Key Features

• 400-piece heat shrink tubing assortment
• 3:1 shrink ratio for secure wire insulation
• Adhesive-lined for enhanced sealing and protection
• Includes 7 sizes: 3/32\", 1/8\", 3/16\", 1/4\", 3/8\", 1/2\", and 3/4\"
• Shrink temperature: approximately 80°C–125°C
• Ideal for wire repairs, cable management, and DIY projects
• Organized storage case for convenient sorting
• Durable black tubing for professional-looking results

446 PCS Heat Shrink Tubing Kit (4:1 Ratio)
Upgrade your electrical repair and insulation projects with this 446-piece Heat Shrink Tubing Kit. Designed with a superior 4:1 shrink ratio and adhesive-lined interior, it delivers a tighter fit and stronger seal than standard tubing. Featuring 7 popular sizes and flame-retardant material, this kit is ideal for automotive, marine, electrical, and DIY applications.
Key Features

• 446-piece heat shrink tubing assortment
• Advanced 4:1 shrink ratio for maximum coverage and sealing
• Adhesive-lined tubing for waterproof-style insulation
• Includes 7 sizes ranging from 3/32\" to 3/4\"
• Pre-cut 1.75-inch tubing lengths for convenience
• Shrink temperature: 125°C (257°F)
• Rated up to 600V with flame-retardant properties
• Ideal for wire repairs, cable protection, automotive, and marine use
• Organized storage box for easy access and storage