4 To 1 Ratio Dual Wall Heat Shrink Tubing Kit 360 Pieces With Adhesive Lined Marine Grade Waterproof Wire Shrink Wrap For Professional Cable Protection And Repair Black And Red

4:1 Ratio Dual-Wall Heat Shrink Tubing Kit, 360pc Marine
✔️ 7-size red/black kit with case; diameters 3/32 inch through 3/4 inch, 1.77 inch long

This 360-piece heat shrink tubing kit provides seven sizes in red and black, precut to 1.77 inches and stored in a durable case. It's designed for marine, automotive, RC, headphone, and DIY projects, delivering tight insulation and a waterproof seal for wires and solder joints.

✅ 360 pieces in red and black across 7 sizes
✅ Pre-cut to 1.77 inches; diameters 3/32 inch through 3/4 inch
✅ 4:1 shrink ratio shrinks to 1/4 inch for tight wrap
✅ Dual-wall tubing with heat-activated adhesive liner for a waterproof seal

💡 What is a 4:1 ratio heat shrink tubing kit with adhesive liner used for in electrical wiring?

This handy kit protects wires and joints in harsh environments. - Handy for marine, automotive, and outdoor wiring
- 4:1 shrink ratio delivers tight insulation around cables
- Adhesive liner seals out moisture and chemicals
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