[355PCS] 3:1 Heat Shrink Tubing Kit, Wire Shrink Wrap Tubing, Shrink Tubes Electrical, Industrial Heat-Shrink Tubing, Marine Grade Adhesive, Automotive Wire wrap for DIY, (8 Sizes, Black) USOONESP

* Why choose this heat shrink tubing ？

This kit contains 355 pieces wall heat shrink tubes, including 8 sizes of 3:1 ratio heat shrink tubing.

The 3: 1 shrink ratio is higher and the adhesive lining wrap more tightly, eliminating any air gap and effectively waterproof.

Can be applied to wire connection, anti rust and corrosion of solder joints, insulation protection: ships, automobiles, electrical, wires, etc;

Or DIY repair different items, such as spectacle frames, fishing rods, handicrafts, etc.

* How to Use Heat Shrink Tubing ？

Select the correct size of heat shrink tubing

Heat shrink tubing covers loose broken wires

By heating evenly with a heat , the shrink-wrapped tube will return to 1/3 of its original diameter

Do not touch it until it has cooled

Please note: When using an open flame to shrink the heat shrink tube, keep a distance of about 1/2 inch, or you may leave marks on the tube.

* Package Includes

150pcs φ 1/8", Length:1 3/4" (Black)

120pcs φ 3/32", Length:1 3/4" (Black)

40pcs φ 3/16", Length:1 3/4" (Black)

32pcs φ 1/4", Length:1 3/4" (Black)

8pcs φ 3/8", Length:1 3/4" (Black)

2pcs φ 1/2", Length:3 1/2" (Black)

2pcs φ 3/4", Length:3 1/2" (Black)

1pcs φ 1", Length:3 1/2" (Black)

• 【Waterproof】 Double Wall Heat Shrink Tubing has a adhesive inside the wall. After heating for a few seconds, the adhesive will overflow, making the wire insulation tighter and quickly forming a waterproof and durable insulation, eliminating the problem of non-adhesive lined heat shrink tubing not being waterproof..
• 【Heat Shrink 3:1】 Shrink tubing for wires has a wear-resistant outer wall, which can be used in salt water and other liquids. When the shrink tube is heated, it can shrink to one third of its original diameter, making it tighter and firmer. Adhesive makes them grip tightly, eliminating the problem of 2:1 pipe shrinkage not being tight enough. It is also suitable for more high voltage projects..
• 【8 sizes】 The 355 Heat shrink tubing kit includes 8 sizes, a variety of sizes of high quality heat shrinkable tubes for you to choose from, including the most commonly used diameter sizes, and large diameter sizes, from 3/32 to 1in (3/32 × 120 pcs, 1/8 × 150 pcs, 3/16 × 40 pcs, 1/4 × 32 pcs, 3/8 × 8 pcs, 1/2 × 2 pcs, 3/4 × 2 pcs, 1inch × 1 pcs). Heat shrinkable tubes are pre-cut to 1.75 and 3.5 inches. It comes with a storage box..
• 【Wide Applications】 wire heat shrink tubing make insulating and waterproof cover for exposed wire.It can be used for solder point protection, reinforcing earphone and mobile charging cables, LED filament maintenance, RC aircraft, vehicle maintenance, eyeglass temples..
• 【Science and Environmental Protection】 Heat shrink tubing Max voltage 600V, 257 ℉, to ensure its safety and reliability. They are also RoHS compliant to protect you and your family. 12 months worry-free service and friendly customer service..