127PCS Heat Shrink Tubing 2:1 Wire Cable Assortment Wrap Waterproof Electric Insulation Tube Kit($1.34Value)

Description

127pcs heat shrink tube assorted, 2colors black and red, 7 Specifications , satisfied for your different need. Shrink wrap can be easily used for solder joint protection, wire group marking, resistance and capacitance cause protection The heat shrink are all pre-cut to the most common sizes you need to make your job faster Tubes shrink to half their diameter when heated to provide a secure seal Specially designed to be used in electrical systems to repair, insulate and add strength to wiring How to use?
1. Select the proper size
2. Insert the wires to the heat shrink tubing
3. Use the heat gun or lighter to shrink the tube.
4. Don’t touch the tube until it is cool completely.
Note: Keep about 1/2 inch distance when using the lighter to shrink the tube, or it may leave a black mark on the tube