Key features

• •【3:1 SHRINK RATIO】Quickly shrinks to 1/3 of its original diameter and forms an extremely tight seal, solving the problems of insufficient shrinkage and poor sealing of many 2:1 shrink tubings. Professional-grade shrink wrap can be achieved in seconds.The 3:1 ratio is nice as it allows for a tight fit on a variety of wire sizes. This will be really useful for all sorts of big and small.
• •【7 SIZES】: Our Heat shrink tubing kit has an incredible collection of sizes in great quantity (410 pcs), We offer the 7 most commonly used heat shrink wrap diameters globally, ranging from 3/32 inch to 3/4 inch. All heat shrink tubes are pre-cut to 1.8 inches, meeting the needs of most applications.
• •【GLUE INSIDE & DUAL WALL TUBING】When heated, the adhesive of the heat shrink wrap flows out and seals the connection, forming a durable and long-lasting insulating layer.Outer wall provides abrasion resistance. Inner wall creates resistant seal and strain relief.
• •【EASY TO CUT/TRIM】wire heat shrink tubing Shrink very quickly under a pocket lighter, cools rapidly. Forms a slightly sticky inside, to help hold it in place. Cools rapidly, hardening and staying in shape, Professional connections made in seconds.
• •【VERSATILE APPLICATIONS】Our waterproof heat shrink wire connectors is highly practical, suitable for wrapping wire joints, heat-shrink wrapping hose connections, marine and car wrap/automotive wiring, electrical wiring projects, and electrical insulation/environmental sealing to prevent moisture, fuel, and chemical exposure, as well as protecting surfaces from wear, peeling, and dents.