Heat Shrink Tubing Kit: Includes 6 sizes from 1/8 to 3/4 inch;our industrial heat shrink tubing is 3:1, which makes a tightness seal. Shrinking temperature: 80 - 125 ℃, professional connections made in seconds The plastic box includes 220 pcs of heat shrink tube in two colors (Black & Red) and 6 different specifications to meet your various needs. The heat shrinkable tube has a diameter of 1/8", black & red 45 PCS; 3/16", black & red 25PCS; 1/4", black & red 15 PCS; 3/8", black & red 9 PCS; 1/2" black & red 10PCS ; 3/4" black & red 6PCS Waterproof Heat Shrink Tubing Kit 220 pcs, 3:1 Dual Wall Tube - Adhesive Lined Heatshrink for Wires - Marine Grade and Industrial Shrinkable Wiring Wrap Fully Insulation Black/Red, 6 Sizes Application: Heat shrink tubing is used for marine and automotive wiring, wire connections and DIY electrical wiring projects. Also ideal for home, industrial, ship, automotive, weatherproof, rust and corrosion protection, solder joints, mobile charging cable, earphone, LED, RC aircraft, audio maintenance, and electrical DIY The supplied adhesive coating provides a strong and durable seal that protects your wires from moisture, dirt and other external elements

3:1 Shrink ratio tubing with the internal adhesive layer.

220PCS Heat Shrink Tubing Kit Includes:(6 Sizes)

--1/8" Heat Shrink Tubing -90 PCS

--3/16" Heat Shrink Tubing -50 PCS

--1/4" Heat Shrink Tubing -30 PCS

--3/8" Heat Shrink Tubing -18 PCs

--1/2"Heat Shrink Tubing -20 PCs

--3/4"Heat Shrink Tubing -12 PCs

This heat shrink tubing assortment comes organized

in individual compartments to keep things neat and tidy.