Ulisem Heat Shrink Tubing 650pcs Black Heat Shrink Tubing 8 Sizes 2:1 Ratio Heat Shrink Tubing Kit, Black-

General Description: Ulisem heat shrink tubing is a 650-piece kit, including 8 different sizes with a 2:1 shrink ratio. Made of soft and flexible material, it offers low shrink temperature, rapid shrinkage, and resistance to acids and alkalis, while also being anti-aging. Technical Specifications: Number of pieces: 650; Sizes: 8 different sizes; Shrink ratio: 2:1; Instructions: Select the appropriate size. Insert the wires into the heat shrink tubing. Use a heat gun or lighter to shrink the tube. Do not touch the tube until it is completely cool. Keep a distance of approximately 1/2 inch when using the lighter to avoid leaving a black mark on the tube.